Total cash and investments Total assets Total liabilities Total shareholders’ equity Balance Balance Total equity Total liabilities and shareholders’ equity Total liabilities and equity Total revenues Total revenues Total expenses Net income (loss) Net income (loss) Net loss Net income (loss) attributable to NI Holdings, Inc. Net income (loss) attributable to NI Holdings, Inc. Other comprehensive loss, before income taxes Other comprehensive loss, net of income taxes Other comprehensive loss, net of income taxes Comprehensive loss Equity Components [Axis] Net cash flows from operating activities Net cash flows from investing activities Net cash flows from financing activities Net decrease in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Organization [Abstract] Investments [Abstract] Financial Instrument [Axis] Class of Stock [Axis] Investment Type [Axis] Fair Value Measurements [Abstract] Fair Value Hierarchy and NAV [Axis] Reinsurance [Abstract] Long-Lived Tangible Asset [Axis] Schedule of Reconciliation of Direct to Net Losses and Loss Adjustment Expenses [Abstract] Related Party, Type [Axis] Deferred Policy Acquisition Costs [Abstract] Schedule of Deferred Policy Acquisition Costs and Asset Reconciliation [Abstract] Balance, beginning of period Balance, end of period Deferred policy acquisition costs Unpaid Losses and Loss Adjustment Expenses [Abstract] Schedule of Activity in the Liability for Unpaid Losses and Loss Adjustment Expenses [Abstract] Liability for unpaid losses and loss adjustment expenses Liability for unpaid losses and loss adjustment expenses Reinsurance recoverables on losses Reinsurance recoverables on losses Net balance, beginning of period Net balance, end of period Total incurred Total paid Property and Equipment [Abstract] Statistical Measurement [Axis] Goodwill and Other Intangible [Abstract] Business Acquisition [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Schedule of Amortization of Other Intangible Assets with Finite Lives [Abstract] Total other intangible assets with finite lives Royalties, Dividends, and Affiliations [Abstract] Benefit Plans [Abstract] Debt Disclosure [Abstract] Income Taxes [Abstract] Leases [Abstract] Schedule of Contractual Maturities of the Company's Lease Liabilities [Abstract] Total undiscounted lease payments Common and Preferred Stock [Abstract] Schedule of Changes in the Number of Common Stock Shares Outstanding [Abstract] Shares outstanding, beginning of period Shares outstanding, end of period Share-Based Compensation [Abstract] Units outstanding and unearned at beginning Units outstanding and unearned at ending Units outstanding and unearned at beginning Units outstanding and unearned at ending Schedule of Performance Stock Outstanding [Abstract] Units outstanding and unearned at beginning Units outstanding and unearned at ending Units outstanding and unearned at beginning Units outstanding and unearned at ending Balance, beginning of period Balance, end of period Asset Class [Axis] Segments [Axis] Assets: Cash and cash equivalents Fixed income securities, at fair value (net of allowance for expected credit losses of $0 at September 30, 2023 and $0 at December 31, 2022) Net of allowance for expected credit losses (in Dollars) Equity securities, at fair value Total equity securities Other investments Premiums and agents' balances receivable (net of allowance for expected credit losses of $424 at September 30, 2023 and $425 at December 31, 2022) Premiums and agents' balances receivable net of allowance for expected credit losses (in Dollars) Reinsurance premiums receivable Reinsurance recoverables on losses (net of allowance for expected credit losses of $0 at September 30, 2023 and $0 at December 31, 2022) Reinsurance recoverables on losses Reinsurance recoverables on losses net of allowance for expected credit losses (in Dollars) Reinsurance recoverables on losses Income tax recoverable Accrued investment income Property and equipment, net Total property and equipment, net Property and equipment Deferred income taxes Receivable from Federal Crop Insurance Corporation Goodwill and other intangibles Other assets Liabilities: Unpaid losses and loss adjustment expenses Unearned premiums Accrued expenses and other liabilities Shareholders’ equity: Common stock, $0.01 par value, authorized: 25,000,000 shares; issued: 23,000,000 shares; and outstanding: 2023 – 20,575,593 shares, 2022 – 21,076,255 shares Common stock, par value (in Dollars per share) Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Additional paid-in capital Retained earnings Accumulated other comprehensive loss, net of income taxes Treasury stock, shares Non-controlling interest Revenues: Net premiums earned Premiums Earned, Net premiums Fee and other income Total Net investment income Net investment gains (losses) Net investment losses (gains) Expenses: Losses and loss adjustment expenses Net losses and loss adjustment expenses Amortization of deferred policy acquisition costs Other underwriting and general expenses Income (loss) before income taxes Loss before income taxes Income tax benefit Income tax expense (benefit) Income tax benefit Net income (loss) attributable to non-controlling interest Income (loss) per common share: Basic (in Dollars per share) Diluted (in Dollars per share) Share data: Weighted average common shares outstanding used in basic per common share calculations (in Shares) Plus: Dilutive securities (in Shares) Weighted average common shares used in diluted per common share calculations (in Shares) Other comprehensive loss, before income taxes: Holding losses on investments Income tax benefit related to items of other comprehensive loss Share-based compensation Cash flows from operating activities: Adjustments to reconcile net loss to net cash flows from operating activities: Depreciation of property and equipment Depreciation expense Amortization of intangibles Amortization expense Share-based compensation Changes in operating assets and liabilities: Reinsurance premiums receivable / payable Income tax recoverable / payable Unpaid losses and loss adjustment expenses Unearned premiums Accrued expenses and other liabilities Cash flows from investing activities: Proceeds from maturities and sales of fixed income securities Proceeds from sales of equity securities Proceeds from sales of property and equipment Cash flows from financing activities: Federal and state income taxes paid Unearned employee stock ownership plan shares Treasury stock, at cost, 2023 – 2,330,297 shares, 2022 – 1,829,635 shares Reclassification adjustment for net realized losses included in net loss Purchase of treasury stock Issuance of vested award shares Deferred income tax benefit Deferral of policy acquisition costs Net amortization of premiums and discounts on investments Gain on sale of property and equipment Premiums and agents’ balances receivable Reinsurance recoverables on losses Accrued investment income Federal Crop Insurance Corporation receivable / payable Other assets Purchases of fixed income securities Purchases of equity securities Purchases of property and equipment Purchases of treasury stock