Derivative Financial Instruments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Derivative [Line Items]
Derivative, Net Liability Position, Aggregate Fair Value		$ 14,800
Derivative, Fixed Interest Rate		2.62%
Derivative Liability, Notional Amount		$ 0
Summary of Derivative Instruments [Abstract]
Derivative, Average Term		6 years
Securities Sold under Agreements to Repurchase, Gross		$ 230,886	$ 221,450
Securities Sold under Agreements to Repurchase, Asset		0	0
Securities sold under agreement to repurchase		230,886	221,450
Securities Sold under Agreements to Repurchase, Collateral, Right to Reclaim Securities		0	0
Securities Sold under Agreements to Repurchase, Collateral, Right to Reclaim Cash		230,886	221,450
Securities Sold under Agreements to Repurchase, Amount Offset Against Collateral		0	0
Collateral Already Posted, Aggregate Fair Value		14,600
Interest rate swap contracts
Derivative [Line Items]
Pledged cash as collateral in connection with interest rate swap agreements		14,573	0
Summary of Derivative Instruments [Abstract]
Derivative Asset, Fair Value, Gross Asset		11,055	2,217
Liability derivatives (other liabilities), fair value		14,747	2,217
Derivative Asset, Fair Value, Gross Liability		0	0
Derivative financial instruments		11,055	2,217
Derivative, Collateral, Obligation to Return Securities		56	0
Derivative, Collateral, Obligation to Return Cash		0	0
Derivative Asset, Fair Value, Amount Not Offset Against Collateral		10,999	2,217
Derivative Liability, Fair Value, Gross Asset		0	0
Derivative financial instruments		14,747	2,217
Derivative, Collateral, Right to Reclaim Securities		56	0
Derivative Liability, Fair Value, Amount Offset Against Collateral		118	2,217
Designated as Hedging Instrument [Member]
Summary of Derivative Instruments [Abstract]
Derivative Asset, Fair Value, Gross Asset		0	0
Liability derivatives (other liabilities), fair value		2,872	0
Designated as Hedging Instrument [Member] | Other Assets | Interest Rate Contract [Member]
Derivative [Line Items]
Derivative Asset, Notional Amount		61,962	0
Summary of Derivative Instruments [Abstract]
Derivative Asset, Fair Value, Gross Asset		0	0
Designated as Hedging Instrument [Member] | Other Liabilities | Interest Rate Contract [Member]
Summary of Derivative Instruments [Abstract]
Liability derivatives (other liabilities), fair value		2,872	0
Non-designated hedging instruments
Summary of Derivative Instruments [Abstract]
Derivative Asset, Fair Value, Gross Asset		11,055	3,023
Liability derivatives (other liabilities), fair value		11,875	3,023
Non-designated hedging instruments | Other Assets | Interest Rate Contract [Member]
Derivative [Line Items]
Derivative Asset, Notional Amount		749,819	494,567
Summary of Derivative Instruments [Abstract]
Derivative Asset, Fair Value, Gross Asset		11,055	2,217
Non-designated hedging instruments | Other Assets | Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative Asset, Notional Amount		0	806
Summary of Derivative Instruments [Abstract]
Derivative Asset, Fair Value, Gross Asset		0	806
Non-designated hedging instruments | Other Liabilities | Interest Rate Contract [Member]
Summary of Derivative Instruments [Abstract]
Liability derivatives (other liabilities), fair value		11,875	2,217
Non-designated hedging instruments | Other Liabilities | Foreign Exchange Forward [Member]
Summary of Derivative Instruments [Abstract]
Liability derivatives (other liabilities), fair value		$ 0	$ 806
Cash Flow Hedging [Member] | Forecast [Member]
Summary of Derivative Instruments [Abstract]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	$ 600