{"cik":2065636,"taxonomy":"us-gaap","tag":"OperatingLeaseRightOfUseAsset","label":"Operating Lease, Right-of-Use Asset","description":"Amount of lessee's right to use underlying asset under operating lease.","entityName":"SOLV Energy, Inc.","units":{"USD":[{"end":"2025-12-31","val":8010000,"accn":"0001193125-26-220257","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-13"},{"end":"2026-03-31","val":7598000,"accn":"0001193125-26-220257","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-13"}]}}