Borrowed Funds - Short-Term Borrowings (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Short-Term Debt [Line Items]
Total short-term borrowings	$ 6,413,056	$ 138,729
Short-term borrowings
Short-Term Debt [Line Items]
FHLB advances	6,300,000	24,035
Securities sold under agreements to repurchase	113,056	114,694
Total short-term borrowings	$ 6,413,056	$ 138,729

Amount of advance from Federal Home Loan Bank (FHLBank) maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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