Derivatives - Offsetting of Derivatives (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Derivative assets
Derivative assets - Fair value	$ 708,284,000	$ 484,184,000
Less: Master netting agreements	(126,414,000)	(58,679,000)
Less: Cash collateral received/paid	(125,304,000)	(42,274,000)
Net derivative assets	456,566,000	383,231,000
Less: Security Collateral Received	0	0
Net Amount	456,566,000	383,231,000
Contracts not subject to master netting arrangements, gross amounts recognized	1,100,000	587,000
Derivative, cash collateral received, including amount offset by fair value assets, and excess cash amount	(141,900,000)	(47,000,000)
Amount used to offset against derivative assets	(125,304,000)	(42,274,000)
Derivative liabilities
Gross amounts recognized	762,569,000	390,171,000
Less: Master netting agreements	(126,414,000)	(58,679,000)
Less: Cash collateral received/paid	0	(174,048,000)
Net derivative liabilities	636,155,000	157,444,000
Less: Security Collateral Pledged	(118,694,000)	(106,598,000)
Net Amount	517,461,000	50,846,000
Contracts not subject to master netting arrangements, gross amounts recognized	517,000	666,000
Derivative, cash collateral posted against derivative liabilities, including amount offset the derivative fair value liabilities, and excess cash amount	4	176,500,000
Amount used to offset against derivative liabilities	$ 0	$ (174,048,000)
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Fair Value	Fair Value
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities