Cover [Abstract] Document Type Document Type Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Common Stock, Shares, Outstanding Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Related Party [Axis] Related Party [Domain] Nonrelated Party [Member] Nonrelated party Related Party [Member] Related party Statement [Line Items] Statement [Line Items] Assets [Abstract] ASSETS Sales-Type Lease, Net Investment in Lease, after Allowance for Credit Loss Net Investment in Sales-type Leases, Ending Balance Net Investment in Sales-type Leases, Beginning Balance Net investment in sales-type leases ($8,330 and $6,821 of allowances as of June 30, 2025 and December 31, 2024, respectively) Net investment in sales-type leases Net investment in sales-type leases Amount, after allowance for credit loss, of net Ground Lease receivable. Ground Lease Receivable, Net Ground Lease Receivables, Ending balance Ground Lease Receivables, Beginning balance Ground Lease receivables, net ($5,590 and $3,664 of allowances as of June 30, 2025 and December 31, 2024, respectively) Ground Lease receivables Real Estate Investment Property, at Cost Real estate, at cost Real Estate Investment Property, Accumulated Depreciation Less: accumulated depreciation Less: accumulated depreciation Real Estate Investment Property, Net Real estate, net Finite-Lived Intangible Assets, Net Real estate-related intangible assets, net Carrying Value Real Estate, Held-for-Sale Real estate available and held for sale Real Estate Investment Property Including Finite-Lived Intangible Assets, Net Real Estate Investment Property Including Finite-Lived Intangible Assets, Net Total real estate, net and real estate-related intangible assets, net and real estate available and held for sale Financing Receivable, after Allowance for Credit Loss Loans receivable, net Aggregate carrying value Equity Method Investments Equity investments Carrying value Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Restricted Cash Restricted cash Deferred Income Tax Assets, Net Deferred tax asset, net Deferred Rent Receivables, Net Deferred operating lease income receivable Deferred Costs and Other Assets Deferred expenses and other assets, net Deferred expenses and other assets, net Assets Assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND EQUITY Liabilities [Abstract] Liabilities: Accounts Payable and Accrued Liabilities Accounts payable, accrued expenses and other liabilities Accounts payable, accrued expenses and other liabilities Below Market Lease, Net Real estate-related intangible liabilities, net Below-market lease liabilities - Carrying Value Long-term Debt Debt obligations, net Total debt obligations, net Total debt obligations, net Liabilities Liabilities Total liabilities Commitments and Contingencies Commitments and contingencies (refer to Note 11) Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Equity Stockholders' Equity Attributable to Parent [Abstract] Safehold Inc. shareholders' equity: Common Stock, Value, Issued Common stock, $0.01 par value, 400,000 shares authorized, 71,756 and 71,440 shares issued and outstanding as of June 30, 2025 and December 31, 2024, respectively Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained earnings Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive income (loss) Stockholders' Equity Attributable to Parent Total Safehold Inc. shareholders' equity Stockholders' Equity Attributable to Noncontrolling Interest Noncontrolling interests Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance at the end of the period Balance at the beginning of the period Total equity Liabilities and Equity Total liabilities and equity Sales-type Lease, Net Investment in Lease, Allowance for Credit Loss Allowance for credit losses Allowance for credit losses at end of period Allowance for credit losses at beginning of period Net investment in sales-type leases, allowances Amount of allowance for credit loss on Ground Lease financing receivable. Ground Lease Receivable, Allowance for Credit Losses Ground Lease receivables, allowances Financing Receivable, Allowance for Credit Loss Loans receivable, net of allowances Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized (in shares) Common Stock, Shares, Issued Common stock, shares issued (in shares) Common Stock, Shares, Outstanding Common stock, shares outstanding (in shares) Income Statement [Abstract] Revenues [Abstract] Revenues: Sales-type Lease, Interest Income Interest income from sales-type leases Total interest income from sales-type leases Operating Lease, Lease Income Operating lease income Interest Income, Operating Interest income Other Income Other income Revenues Total revenues Costs and Expenses [Abstract] Costs and expenses: Interest Expense Interest expense Subtotal interest expense Cost of Goods and Services Sold Real estate expense Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization Depreciation and amortization General and Administrative Expense General and administrative Subtotal general and administrative Provision for Loan, Lease, and Other Losses Provision for (recovery of) credit losses Provision for credit losses Other Expenses Other expense Costs and Expenses Total costs and expenses Operating Income (Loss) Income (loss) from operations before other items Income (Loss) from Equity Method Investments Earnings from equity method investments Earnings (losses) from equity method investments Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Net income (loss) before income taxes Income Tax Expense (Benefit) Income tax expense Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income (loss) Net income (loss) Net Income (Loss) Attributable to Noncontrolling Interest Net (income) loss attributable to noncontrolling interests Net income (loss) attributable to Safehold Inc. common shareholders Earnings Per Share [Abstract] Net income (loss) Earnings Per Share, Basic Net income (loss) attributable to Safehold Inc. common shareholders - basic Basic (dollars per share) Earnings Per Share, Diluted Net income (loss) attributable to Safehold Inc. common shareholders - diluted Diluted (dollars per shares) Weighted Average Number of Shares Outstanding, Diluted [Abstract] Weighted average number of common shares: Weighted Average Number of Shares Outstanding, Basic Weighted average common shares outstanding for basic earnings (in shares) Basic (in shares) Weighted Average Number of Shares Outstanding, Diluted Weighted average common shares outstanding for diluted earnings per common share (in shares) Diluted (in shares) Related Party Transaction [Axis] Related Party Transaction [Domain] Contractual agreement in which management services are provided to another party. Management Fee Arrangement [Member] Management fees Statement of Comprehensive Income Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income (loss): Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Reclassification of (gains) losses on derivatives into earnings Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income into Earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Unrealized gain (loss) on derivatives Amount of Gain (Loss) Recognized in Accumulated Other Comprehensive Income Other Comprehensive Income (Loss), Net of Tax Other comprehensive income (loss): Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive (income) loss attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income (loss) attributable to Safehold Inc. Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Component [Domain] Common Stock Common Stock Additional Paid-In Capital Additional Paid-In Capital Retained Earnings Retained Earnings / Accumulated (Deficit) Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss) Noncontrolling Interests Noncontrolling Interests Increase (Decrease) in Temporary Equity [Roll Forward] Redeemable Noncontrolling Interest, Equity, Carrying Amount Balance at the end of the period Balance at the beginning of the period Temporary Equity, Net Income Net income (loss) Decrease in redeemable noncontrolling interest from redemption or purchase of the interests of the noncontrolling shareholders. Redeemable Noncontrolling Interest, Decrease From Redemptions Redemption of noncontrolling interests Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Net income (loss) Value of stock related to restricted stocks awards issued during the period and the amortization of restricted stock units and other restricted stock activity. Issuance of Stock and Restricted Stock Unit Amortization Net Issuance of common stock, net / amortization Dividends. Dividends declared Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Change in accumulated other comprehensive income (loss) Noncontrolling Interest, Increase from Subsidiary Equity Issuance Contributions from noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Distributions to noncontrolling interests Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Redemption of noncontrolling interests Common Stock, Dividends, Per Share, Declared Dividends declared, per share (usd per share) Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to cash flows from operating activities: Share-based Payment Arrangement, Noncash Expense Stock-based compensation expense Straight Line Rent Deferred operating lease income Non-Cash Interest Income from Sales-type Leases. Non-Cash Interest Income from Sales-type Leases Non-cash interest income from sales-type leases Amount of interest expense pertaining to the non-cash accretion on unsecured note balances. Interest Expense, Noncash Accretion Non-cash interest expense Amortization of above and below Market Leases Amortization of real estate-related intangibles, net Amount of write-off of preferred equity investment deemed to be unrecoverable. Preferred Equity Investments, Write Off Write-off of investment in preferred equity Proceeds from Equity Method Investment, Distribution Distributions from operations of equity method investments Amortization of Debt Issuance Costs and Discounts Amortization of premium, discount and deferred financing costs on debt obligations, net Management Fee Expense Non-cash management fees Management fees Other Operating Activities, Cash Flow Statement Other operating activities Increase (Decrease) in Other Operating Assets and Liabilities, Net [Abstract] Changes in assets and liabilities: Increase (Decrease) in Prepaid Expense and Other Assets Changes in deferred expenses and other assets, net Increase (Decrease) in Accounts Payable and Accrued Liabilities Changes in accounts payable, accrued expenses and other liabilities Net Cash Provided by (Used in) Operating Activities Cash flows provided by (used in) operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities: Payments to Originate/Acquire Sales-Type Leases Payments To Originate/Acquire Sales-Type Leases Origination/acquisition of net investment in sales-type leases and Ground Lease receivables Payments to Acquire Notes Receivable Origination of loans receivable, net Payments to Acquire Equity Method Investments Contributions to equity method investments Proceeds from Equity Method Investment, Distribution, Return of Capital Distributions from equity method investments Proceeds from Sale, Real Estate, Held-for-Investment Net proceeds received from sale of real estate available and held for sale Cash inflow related to the return of deposits given in advance to show or confirm an intention to complete an investment in Ground Leases. Return of Deposits on Ground Lease Investments Return of deposits on Ground Lease investments Amount of cash outflow for funding of temporary replacement collateral in a pool that has asset substitution rights related to certain debt obligations. Payments For Funding of Temporary Collateral on Debt Funding of cash collateral for debt obligations Proceeds from Derivative Instrument, Investing Activities Proceeds received from derivative transactions The cash inflow provided by the settlement of terminated derivative instruments during the period, which are classified as investing activities, excluding those designated as hedging instruments. Proceeds From Settlement of Terminated Derivatives, Investing Activities Proceeds received from the settlement of derivative transactions Payments for (Proceeds from) Other Investing Activities Other investing activities Net Cash Provided by (Used in) Investing Activities Cash flows provided by (used in) investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities: Proceeds from Issuance of Long-term Debt Proceeds from debt obligations Repayments of Secured Debt Repayments of debt obligations Payments of Financing Costs Payments for deferred financing costs Payments of Dividends Dividends paid to common shareholders Payments of Offering Costs Payment Of Offering Costs Payment of offering costs Payment, Tax Withholding, Share-based Payment Arrangement Payments for withholding taxes upon vesting for stock-based compensation The cash outflow during the period for redemption of noncontrolling interests. Payments for Redemption of Noncontrolling Interest Redemption of noncontrolling interests Amount of cash outflow for distributions to a noncontrolling interest. Excludes dividends paid to the noncontrolling interest. Payments To Minority Shareholders, Distributions Distributions to noncontrolling interests Proceeds from Noncontrolling Interests Contributions from noncontrolling interests Net Cash Provided by (Used in) Financing Activities Cash flows provided by (used in) financing activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Changes in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash at end of period Cash, cash equivalents and restricted cash at beginning of period Total cash and cash equivalents and restricted cash N/A Reconciliation of Cash and Cash Equivalents [Abstract] Reconciliation of cash and cash equivalents and restricted cash presented on the consolidated statements of cash flows Noncash Investing and Financing Items [Abstract] Supplemental disclosure of non-cash investing and financing activity: Dividends, Cash Dividends declared to common shareholders Amount of non-cash interest accrued on debt obligations. Debt Obligation, Accrued Non-cash Interest Non-cash interest accrued to debt balances Future cash outflow to pay for financing costs that have been incurred but not yet paid. Financing Costs Incurred But Not Yet Paid Accrued finance costs Future cash outflow to pay for loan acquisition costs that have been incurred but not yet paid. Loan Acquisition Costs Incurred But Not Yet Paid Accrued loan acquisition costs Real estate transferred to real estate available and held for sale. Real Estate, Transfer to Available For Sale Real estate transferred to real estate available and held for sale Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Business and Organization Basis of Presentation and Principles of Consolidation Accounting Policies [Abstract] Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Leases [Abstract] Lessor, Sales-type Leases [Text Block] Net Investment in Sales-type Leases and Ground Lease Receivables Real Estate [Abstract] Real Estate Disclosure [Text Block] Real Estate, Real Estate-Related Intangibles and Real Estate Available and Held for Sale Loans Receivable, net