v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Class A Ordinary Shares Subject to Possible Redemption (Details) - Spring Valley Acquisition III - USD ($)
6 Months Ended 10 Months Ended
May 05, 2026
Feb. 19, 2026
Jun. 30, 2026
Dec. 31, 2025
Redeemable preferred shares        
Investment maturity term       185 days
Permitted Withdrawals percentage     5.00% 5.00%
Maximum percentage of interest earned on the Trust Account       5.00%
Available amount for withdrawal from Trust Account     $ 334,518 $ 140,482
Withdrawal of funds from Trust Account $ 102,326 $ 140,482 $ 242,808 $ 0