Leases - Lease costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating Leased Assets [Line Items]
Operating Lease Cost	$ 145,890	$ 122,062	$ 124,260
Variable lease cost	135,007	122,040	118,969
Short-term Lease Cost	21,530	9,928	3,872
Purchased Power & Energy Storage Lease Contracts
Operating Leased Assets [Line Items]
Operating Lease Cost	126,655	104,001	105,762
Land, Property & Equipment Leases
Operating Leased Assets [Line Items]
Operating Lease Cost	19,235	18,061	18,498
Total Lease Cost	$ 302,427	$ 254,030	$ 247,101