Accumulated Other Comprehensive Income (Loss) - Reclassifications out of AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Reclassifications out of accumulated other comprehensive income, net of tax
Provision for income taxes	$ 43,359	$ 33,160	$ 122,299	$ 106,751
Net income	$ (143,179)	$ (124,144)	$ (390,605)	(387,517)
Amount Reclassified from Accumulated Other Comprehensive Income (Loss)
Reclassifications out of accumulated other comprehensive income, net of tax
Net income				(33)
Gains on sales of available for sale securities | Amount Reclassified from Accumulated Other Comprehensive Income (Loss)
Reclassifications out of accumulated other comprehensive income, net of tax
Securities gains, net				(45)
Provision for income taxes				12
Net income				$ (33)