Fair Value Measurements - Additional Information (Details) - USD ($)							1 Months Ended					2 Months Ended	6 Months Ended	12 Months Ended
	Dec. 09, 2025	Nov. 24, 2025	Oct. 13, 2025	Sep. 26, 2025	Feb. 02, 2024	Nov. 10, 2023	May 31, 2024	Mar. 31, 2024	Feb. 29, 2024	Nov. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Jan. 31, 2026	Jun. 30, 2025	Sep. 30, 2024	Feb. 01, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of warrants														$ (2,813,000)	$ (9,300,000)
Gain on the change in fair value														$ 200,000
Weighted Average Threshold Consecutive Trading Days														10 days
Convertible Note paid off												$ 2,750,000		$ 6,913,000	2,750,000
Gain (loss) on change in fair value														482,000	(460,000)
Fair value liabilities, measurements transfers between levels														0	0
Change in fair value of convertible notes														$ (28,628,000)	128,000
Proceeds from Long-Term Lines of Credit							$ 400,000			$ 800,000			$ 500,000
Discount rate														0.00%
Change in fair value of warrants														$ (2,813,000)	(9,300,000)
Derivative liability												4,000		408,000	4,000
Asset Purchase Agreement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent payment recognized for earn out					$ 0
Contingent liability														$ 1,300,000
Weighted Average Threshold Consecutive Trading Days														10 days
Sale of stock number of shares issued in transaction														2,400
Maximum number of earn-out shares														56
Accrued earn out gain															1,300,000
Fair value of contingent payments																			$ 0
CLMBR, Inc. [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Sale of stock number of shares issued in transaction														5,000
Business to Business [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Sale of stock number of shares issued in transaction														2,400
Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liability												$ 4,000		$ 400,000	$ 4,000
December 2023 Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrant to purchase shares of common stock													28			8
Warrant shares, exercised													2
Conversion price reduced													$ 40,000
Amount of warrant shares													$ 90,000.00
Common stock, warrant													28			8
Discount rate															0.00%
Volatility rate															0.00%
Risk free rate															0.00%
February 2024 Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrant to purchase shares of common stock																				7
Amount of warrant shares																				$ 6,000,000
Common stock, warrant																				7
Discount rate															0.00%
Volatility rate															93.30%
Risk free rate															4.60%
Woodway Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate															0.00%
Volatility rate															66.60%
Risk free rate															4.60%
Registered Direct Placement Agent Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate															0.00%
Volatility rate															81.50%
Risk free rate															4.40%
Registered Direct Offering Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate															0.00%
Volatility rate															77.80%
Risk free rate															4.40%
Best Efforts A-1 Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate															0.00%
Volatility rate															80.00%
Risk free rate															4.40%
Best Efforts A-2 Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate															0.00%
Volatility rate															116.70%
Risk free rate															4.20%
Best Efforts Placement Agent Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate															0.00%
Volatility rate															80.00%
Risk free rate															4.40%
February 2024 Convertible Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loss on extinguishment of debt															$ (500,000)
Liabilities, fair value disclosure									$ 4,000,000
Change in fair value of convertible notes															$ 200,000
Discount rate														31.00%	16.30%
June 2025 Convertible Exchangeable Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Instrument, face amount																		$ 50,000,000
Discount rate	3.60%		3.56%
Convertible Notes Payable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Conversion of common stock, shares												1,607
Issuance of Common stock upon conversion of preferred stock, Shares												1,607
November 2023 Bridge Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loss on extinguishment of debt															$ (201,000)
November 2023 Bridge Notes [Member] \| Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate						21.00%
Derivative liability						$ 1,700,000
Series A preferred stock [Member] \| December 2023 Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of warrants															400,000	$ 0
Warrant to purchase shares of common stock													3,750
Common stock, warrant													3,750
Change in fair value of warrants															$ 400,000	$ 0
Series A Convertible Preferred Stock \| November 2023 Bridge Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loss on extinguishment of debt								$ 200,000	$ 200,000
Change in fair value of convertible notes											$ 300,000
Warrant One [Member] \| December 2023 Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrant to purchase shares of common stock													26
Common stock, warrant													26
Remainder Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate														31.00%
Volatility rate														95.00%
Risk free rate														3.50%
September 2025 Exchange Note [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Maturity date		Sep. 26, 2027		Jan. 30, 2026
Debt Instrument, face amount				$ 2,200,000													$ 1,600,000
Interest rate				12.00%

Interactive Strength, Inc. 10-K