Offsetting Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Derivative assets
Gross Amounts Recognized	$ 48,216	$ 40,555
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts Presented in the Statement of Financial Position	48,216	40,555
Derivative Assets, Gross Amounts Not Offset in the Statements of Condition, Financial Instruments	12,870	6,716
Derivative Assets, Gross Amounts Not Offset in the Statements of Condition, Cash Collateral Received/Pledged	21,290	33,772
Total net derivative assets	14,056	67
Derivative liabilities
Gross Amounts Recognized	13,421	41,324
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts Presented in the Statement of Financial Position	13,421	41,324
Derivative Liabilities, Gross Amounts Not Offset in the Statements of Condition, Financial Instruments	12,870	6,716
Cash collateral for derivative financial instruments	291	27,416
Total net derivative liabilities	260	7,192
Repurchase agreements
Gross Amounts Recognized	9,542,034	5,808,807
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts Presented in the Statement of Financial Position	9,542,034	5,808,807
Repurchase Agreements, Gross Amounts Not Offset in the Statements of Condition, Financial Instruments	9,542,034	5,808,807
Repurchase Agreements, Gross Amounts Not Offset in the Statements of Condition, Cash Collateral Received/Pledged	0	0
Total net repurchase agreements	0	0
Offsetting Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned [Abstract]
Gross Amounts Recognized	9,555,455	5,850,131
Gross Amounts Offset in the Statement of Financial Position	0	0
Net Amounts Presented in the Statement of Financial Position	9,555,455	5,850,131
Liabilities, Gross Amounts Not Offset in the Statements of Condition, Financial Instruments	9,554,904	5,815,523
Liabilities, Gross Amounts Not Offset in the Statements of Condition, Cash Collateral Received/Pledged	291	27,416
Total net liabilities	$ 260	$ 7,192