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Commitments and Contingencies - Schedule of Future Annual Commitments Related to Minimum Quantities of Purchased Water Having Non-Cancelable Terms (Details)
$ in Millions
Dec. 31, 2025
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2026 $ 83
2027 77
2028 78
2029 79
2030 55
Thereafter $ 968