Investments - Schedule of Equity Method Investments (Details)	3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2026 USD ($)	Jun. 30, 2026 EUR (€)	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($)	Jun. 30, 2025 USD ($)	Dec. 31, 2025 USD ($)
Equity Method Investments [Roll Forward]
Beginning balance				$ 85,025	$ 0	$ 0
Portion of operating losses recognized	$ (81,060)		$ (35,000)	(86,060)	(35,000)	(75,030)
Change in T Stamp Inc's basis				250,691		160,055
Ending balance	249,656			249,656		85,025
QID Technologies, LLC
Equity Method Investments [Roll Forward]
Beginning balance				85,025	0	0
Portion of operating losses recognized				(85,025)		(75,030)
Change in T Stamp Inc's basis				0		160,055
Ending balance	0			0		85,025
CyberFish
Equity Method Investments [Roll Forward]
Beginning balance				0	$ 0	0
Portion of operating losses recognized				(1,035)		0
Change in T Stamp Inc's basis				250,691		0
Ending balance	$ 249,656	€ 218,736		$ 249,656		$ 0

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

- Definition

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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