v3.26.1

Summary of Significant Accounting Policies - Schedule of Basic and Diluted Net Income (Loss) Per Ordinary Share (Details) - USD ($)	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Redeemable Class A [Member]
Basic net income (loss) per Ordinary Share:
Allocation of net income (loss)	$ 1,003,936
Basic weighted average Ordinary Shares outstanding	17,250,000
Basic net income (loss) per Ordinary Share	$ 0.06
Diluted net income (loss) per Ordinary Share:
Allocation of net income (loss)	$ 1,003,936
Diluted weighted average Ordinary Shares outstanding	17,250,000
Diluted net income (loss) per Ordinary Share	$ 0.06
Non-redeemable Class A and Class B [Member]
Basic net income (loss) per Ordinary Share:
Allocation of net income (loss)	$ 360,107	$ (50,760)
Basic weighted average Ordinary Shares outstanding	6,187,500	4,950,000
Basic net income (loss) per Ordinary Share	$ 0.06	$ (0.01)
Diluted net income (loss) per Ordinary Share:
Allocation of net income (loss)	$ 360,107	$ (50,760)
Diluted weighted average Ordinary Shares outstanding	6,187,500	4,950,000
Diluted net income (loss) per Ordinary Share	$ 0.06	$ (0.01)

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Twelve Seas Investment Co III/Cayman 10-Q