Variable Interest Entities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Variable Interest Entity [Line Items]
Proceeds from Issuance of Subordinated Long-term Debt	$ 133,000
Subordinated Debt | Trust Preferred Issuances
Variable Interest Entity [Line Items]
Liability Recognized	132,995	$ 132,995
Other Assets | Low Income Housing Partnerships
Variable Interest Entity [Line Items]
Maximum Loss Exposure	143,190	100,885
Liability Recognized	0	0
Loans | Commercial Troubled Debt Restructurings
Variable Interest Entity [Line Items]
Maximum Loss Exposure	180	828
Liability Recognized	$ 0	$ 0