Amount of the cumulative effect on retained earnings net of related income tax effect.

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Amount of allowance for credit loss at acquisition date of financing receivable purchased with credit deterioration.

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Carrying amount as of the balance sheet date of noncurrent interest earned but not received. Also called accrued interest or accrued interest receivable.

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Summary of Significant Accounting Policies - Additional Information (Details) - USD ($) $ in Thousands	Jan. 01, 2020	Mar. 31, 2020
Summary Of Significant Accounting Policies [Line Items]
PCD allowance for credit loss	$ 84
Financing Receivable [Member]
Summary Of Significant Accounting Policies [Line Items]
Accrued interest receivable		$ 12,400
Available-for-sale Securities [Member]
Summary Of Significant Accounting Policies [Line Items]
Accrued interest receivable		875
Held-to-maturity Securities [Member]
Summary Of Significant Accounting Policies [Line Items]
Accrued interest receivable		$ 600
Accounting Standards Update 2016-13
Summary Of Significant Accounting Policies [Line Items]
Cumulative effect on retained earnings	11,300
Accounting Standards Update 2016-13 \| Financing Receivable [Member]
Summary Of Significant Accounting Policies [Line Items]
Cumulative effect on retained earnings	10,200
Accounting Standards Update 2016-13 \| Unfunded Loan Commitment [Member]
Summary Of Significant Accounting Policies [Line Items]
Cumulative effect on retained earnings	905
Accounting Standards Update 2016-13 \| Available-for-sale Securities [Member]
Summary Of Significant Accounting Policies [Line Items]
Cumulative effect on retained earnings	$ 237