Stock Based Compensation - Summary of Stock Option Activity (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Stock Based Compensation
Number of Options, Exercised (in shares)	755,552
Weighted Average Exercise Price Exercised (in dollars per shares)	$ 4.41
Employee Stock Option \| 2013 Stock Plan
Stock Based Compensation
Number of Options, Outstanding - Beginning balance (in shares)	3,165,193
Number of Options, Exercised (in shares)	525,300
Number of Options, Outstanding - Ending balance (in shares)	2,639,893	3,165,193
Number of Options Exercisable (in shares)	2,639,893
Number of Options, Vested and Expected to Vest (in shares)	2,639,893
Weighted Average Exercise Price Outstanding beginning balance (in dollars per shares)	$ 3.67
Weighted Average Exercise Price Exercised (in dollars per shares)	4.83
Weighted Average Exercise Price Outstanding Ending balance (in dollars per shares)	3.45	$ 3.67
Weighted Average Exercise Price Exercisable (in dollars per shares)	3.45
Weighted Average Exercise Price Vested and Expected to Vest (in dollars per shares)	$ 3.45
Weighted Average Remaining Contractual Term Outstanding (in years)	5 years 3 months	6 years 3 months 25 days
Weighted Average Remaining Contractual Term Exercisable (in years)	5 years 3 months
Weighted Average Remaining Contractual Term Vested and Expected to Vest (in years)	5 years 3 months
Aggregate Intrinsic Value, Outstanding	$ 125,407,354	$ 113,458,326
Aggregate Intrinsic Value, Exercisable	125,407,354
Aggregate Intrinsic Value, Vested and Expected to Vest	$ 125,407,354
Employee Stock Option \| 2021 Stock Plan
Stock Based Compensation
Number of Options, Outstanding - Beginning balance (in shares)	842,771
Number of Options, Exercised (in shares)	230,252
Number of Options, Forfeited/Expired (in shares)	(43,835)
Number of Options, Outstanding - Ending balance (in shares)	568,684	842,771
Number of Options Exercisable (in shares)	389,682
Number of Options, Vested and Expected to Vest (in shares)	568,684
Weighted Average Exercise Price Outstanding beginning balance (in dollars per shares)	$ 15.86
Weighted Average Exercise Price Exercised (in dollars per shares)	3.46
Weighted Average Exercise Price Forfeited/Expired (in dollars per shares)	3.4
Weighted Average Exercise Price Outstanding Ending balance (in dollars per shares)	21.83	$ 15.86
Weighted Average Exercise Price Exercisable (in dollars per shares)	12.3
Weighted Average Exercise Price Vested and Expected to Vest (in dollars per shares)	$ 21.83
Weighted Average Remaining Contractual Term Outstanding (in years)	7 years 9 months 14 days	8 years 5 months 15 days
Weighted Average Remaining Contractual Term Exercisable (in years)	7 years 3 months
Weighted Average Remaining Contractual Term Vested and Expected to Vest (in years)	7 years 9 months 14 days
Aggregate Intrinsic Value, Outstanding	$ 16,557,907	$ 20,847,471
Aggregate Intrinsic Value, Exercisable	15,058,361
Aggregate Intrinsic Value, Vested and Expected to Vest	$ 16,557,907

INNODATA INC 10-K