Summary of Significant Accounting Policies - Schedule of Revenues from External Customers (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenue, Major Customer [Line Items]
Total revenue	$ 724,557	$ 537,173	$ 1,798,164	$ 1,519,227
Customer agreements and incentives
Revenue, Major Customer [Line Items]
Total revenue	491,600	405,861	1,352,520	1,116,653
Customer agreements
Revenue, Major Customer [Line Items]
Total revenue	458,460	368,641	1,273,259	1,030,859
Incentives
Revenue, Major Customer [Line Items]
Total revenue	33,140	37,220	79,261	85,794
Solar energy systems and product sales
Revenue, Major Customer [Line Items]
Total revenue	232,957	131,312	445,644	402,574
Solar energy systems
Revenue, Major Customer [Line Items]
Total revenue	164,789	47,189	242,731	167,535
Product sales
Revenue, Major Customer [Line Items]
Total revenue	$ 68,168	$ 84,123	$ 202,913	$ 235,039