Business and Significant Accounting Policies - Cash and Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2023	Dec. 31, 2022
Restricted Cash and Cash Equivalent Item [Line Items]
Cash and cash equivalents	$ 1,933,147	$ 1,722,521	$ 1,318,999	$ 697,999
Prepaid expenses and other current assets	0	0	600	0
Other assets	0	0	0	600
Cash and cash equivalents and restricted cash per the Consolidated Statements of Cash Flows	1,933,147	$ 1,722,521	$ 1,319,599	$ 698,599
2022 Acquisition
Restricted Cash and Cash Equivalent Item [Line Items]
Deferred consideration	$ 600