Loans and Loans Held for Sale - Composition of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Composition of the loans
Portfolio loans, net of unearned income	$ 7,183,168	$ 7,225,860
Loans held for sale	12,794	18,528
Total Loans	7,195,962	7,244,388
Interest receivable	23,400	24,700
Commercial
Composition of the loans
Portfolio loans, net of unearned income	5,676,683	5,673,707
Consumer
Composition of the loans
Portfolio loans, net of unearned income	1,506,485	1,552,153
Commercial real estate \| Commercial
Composition of the loans
Portfolio loans, net of unearned income	3,284,555	3,244,974
Commercial and industrial \| Commercial
Composition of the loans
Portfolio loans, net of unearned income	1,931,711	1,954,453
Commercial construction \| Commercial
Composition of the loans
Portfolio loans, net of unearned income	460,417	474,280
Consumer real estate \| Consumer
Composition of the loans
Portfolio loans, net of unearned income	1,425,839	1,471,238
Consumer real estate \| Consumer
Composition of the loans
Portfolio loans, net of unearned income	$ 80,646	$ 80,915

Financing Receivable, Before Allowance For Credit Loss And Held For Sale, Not Part Of A Disposal Group

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

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Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security.

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Amount, before allowance for credit loss, of financing receivable.

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