Summary of Significant Accounting Policies - Narrative (Details) - USD ($)	Mar. 31, 2022		Jan. 01, 2022	Dec. 31, 2021		Mar. 31, 2021	Dec. 31, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for credit losses on loans	$ 47,162,000	[1]		$ 62,689,000	[1]	$ 71,904,000	$ 74,676,000
Allowance for credit losses on debt securities available for sale	1,144,000			0
Off-balance sheet, credit loss, liability	8,846,000			524,000
Stockholders' equity attributable to parent	1,032,487,000			1,079,081,000		999,649,000	1,011,287,000
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stockholders' equity attributable to parent	$ 791,749,000			765,133,000		$ 694,129,000	$ 673,084,000
Effect of adopting ASU No. 2016-13 ("CECL")
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for credit losses on loans				(16,443,000)
Allowance for credit losses on debt securities available for sale				490,000
Off-balance sheet, credit loss, liability				7,674,000
Stockholders' equity attributable to parent				6,212,000
Effect of adopting ASU No. 2016-13 ("CECL") | Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stockholders' equity attributable to parent				6,212,000
ASU 2016-13 | Effect of adopting ASU No. 2016-13 ("CECL")
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for credit losses on loans			$ (12,100,000)
Allowance for credit losses on debt securities available for sale				353,000
Off-balance sheet, credit loss, liability				5,500,000
ASU 2016-13 | Effect of adopting ASU No. 2016-13 ("CECL") | Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stockholders' equity attributable to parent				$ 6,200,000

[1]  (1) The Company adopted ASU 2016-13 as of January 1, 2022. Prior year periods have not been restated.