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v3.20.1

Fair Value Information - Estimated Fair Value of Financial Instruments (Detail) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019 | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Assets |  |  |  |
Total cash and cash equivalents | $ 705,739 | $ 185,518 | $ 172,214 | $ 163,948
Investment securities available-for-sale | 1,679,755 | 1,740,257 |  |
Investment securities held-to-maturity | 642,255 | 674,452 |  |
Total loans, net of allowance for loan losses | 7,383,511 | 7,495,917 |  |
Deposits: |  |  |  |
Interest-bearing | 3,540,955 | 3,459,411 |  |
Junior subordinated debentures | 25,774 | 25,774 |  |
Swaps | 402,170 | 440,161 |  |
Carrying Value [Member] |  |  |  |
Assets |  |  |  |
Total cash and cash equivalents | 705,739 | 185,518 |  |
Interest-earning balances due from depository institutions | 23,799 | 2,931 |  |
Investment securities available-for-sale | 1,679,755 | 1,740,257 |  |
Investment securities held-to-maturity | 642,255 | 674,452 |  |
Total loans, net of allowance for loan losses | 7,383,511 | 7,495,917 |  |
Swaps | 33,255 | 11,502 |  |
Deposits: |  |  |  |
Interest-bearing | 3,540,955 | 3,459,411 |  |
Borrowings | 368,915 | 428,659 |  |
Junior subordinated debentures | 25,774 | 25,774 |  |
Swaps | 33,255 | 11,502 |  |
Estimated Fair Value [Member] |  |  |  |
Assets |  |  |  |
Total cash and cash equivalents | 705,739 | 185,518 |  |
Interest-earning balances due from depository institutions | 23,840 | 2,938 |  |
Investment securities available-for-sale | 1,679,755 | 1,740,257 |  |
Investment securities held-to-maturity | 657,819 | 678,948 |  |
Total loans, net of allowance for loan losses | 7,338,946 | 7,343,167 |  |
Swaps | 33,255 | 11,502 |  |
Deposits: |  |  |  |
Interest-bearing | 3,540,407 | 3,457,922 |  |
Borrowings | 368,654 | 428,330 |  |
Junior subordinated debentures | 13,619 | 20,669 |  |
Swaps | 33,255 | 11,502 |  |
Estimated Fair Value [Member] | Level 1 [Member] |  |  |  |
Assets |  |  |  |
Total cash and cash equivalents | 705,739 | 185,518 |  |
Interest-earning balances due from depository institutions | 0 | 0 |  |
Investment securities available-for-sale | 0 | 0 |  |
Investment securities held-to-maturity | 0 | 0 |  |
Total loans, net of allowance for loan losses | 0 | 0 |  |
Swaps | 0 | 0 |  |
Deposits: |  |  |  |
Interest-bearing | 0 | 0 |  |
Borrowings | 0 | 0 |  |
Junior subordinated debentures | 0 | 0 |  |
Swaps | 0 | 0 |  |
Estimated Fair Value [Member] | Level 2 [Member] |  |  |  |
Assets |  |  |  |
Total cash and cash equivalents | 0 | 0 |  |
Interest-earning balances due from depository institutions | 23,840 | 2,938 |  |
Investment securities available-for-sale | 1,679,755 | 1,740,257 |  |
Investment securities held-to-maturity | 657,819 | 678,948 |  |
Total loans, net of allowance for loan losses | 0 | 0 |  |
Swaps | 33,255 | 11,502 |  |
Deposits: |  |  |  |
Interest-bearing | 3,540,407 | 3,457,922 |  |
Borrowings | 368,654 | 428,330 |  |
Junior subordinated debentures | 0 | 0 |  |
Swaps | 33,255 | 11,502 |  |
Estimated Fair Value [Member] | Level 3 [Member] |  |  |  |
Assets |  |  |  |
Total cash and cash equivalents | 0 | 0 |  |
Interest-earning balances due from depository institutions | 0 | 0 |  |
Investment securities available-for-sale | 0 | 0 |  |
Investment securities held-to-maturity | 0 | 0 |  |
Total loans, net of allowance for loan losses | 7,338,946 | 7,343,167 |  |
Swaps | 0 | 0 |  |
Deposits: |  |  |  |
Interest-bearing | 0 | 0 |  |
Borrowings | 0 | 0 |  |
Junior subordinated debentures | 13,619 | 20,669 |  |
Swaps | $ 0 | $ 0 |  |

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