Loans and Leases and the Allowance for Credit Losses - Changes in Allowance for Credit Losses (Parenthetical) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Apr. 01, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses		$ 115,000	$ (20,000)	$ 427,000	$ (60,000)
Charge-offs		$ (101,267)	$ (64,273)	(227,919)	$ (267,567)
Non PCD Acquired Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses				242,000
PCD Acquired Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs	$ (33,000)			$ (33,000)