Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Estimated Fair Values of Financial Instruments (Detail)

v3.20.2
Fair Value Measurements - Estimated Fair Values of Financial Instruments (Detail) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Financial assets:    
Cash and due from banks $ 546,048 $ 121,678
Securities available for sale 655,971 634,477
Accrued interest receivable 21,372 11,742
Financial liabilities:    
Noninterest-bearing deposits 1,865,213 1,391,624
Interest-bearing deposits 3,344,568 3,307,338
Accrued interest payable 8,655 11,215
Carrying Amount    
Financial assets:    
Cash and due from banks 546,048 121,678
Securities available for sale 655,971 634,477
Loans held for sale 17,942 6,020
Loans receivable, net of allowance for credit losses 4,739,312 4,548,739
Accrued interest receivable 21,372 11,742
Financial liabilities:    
Noninterest-bearing deposits 1,865,213 1,391,624
Interest-bearing deposits 3,344,568 3,307,338
Borrowings and subordinated debentures 370,478 208,377
Accrued interest payable 8,655 11,215
Quoted Prices in Active Markets for Identical Assets | Fair Value    
Financial assets:    
Cash and due from banks 546,048 121,678
Securities available for sale 45,262 35,205
Loans held for sale 0 0
Loans receivable, net of allowance for credit losses 0 0
Accrued interest receivable 21,372 11,742
Financial liabilities:    
Noninterest-bearing deposits 0 0
Interest-bearing deposits 0 0
Borrowings and subordinated debentures 0 0
Accrued interest payable 8,655 11,215
Significant Observable Inputs with No Active Market with Identical Characteristics | Fair Value    
Financial assets:    
Cash and due from banks 0 0
Securities available for sale 610,709 599,272
Loans held for sale 17,942 6,382
Loans receivable, net of allowance for credit losses 0 0
Accrued interest receivable 0 0
Financial liabilities:    
Noninterest-bearing deposits 1,865,213 1,391,624
Interest-bearing deposits 0 0
Borrowings and subordinated debentures 254,116 89,831
Accrued interest payable 0 0
Fair Value, Inputs, Level 3 | Fair Value    
Financial assets:    
Cash and due from banks 0 0
Securities available for sale 0 0
Loans held for sale 0 0
Loans receivable, net of allowance for credit losses 4,690,692 4,520,322
Accrued interest receivable 0 0
Financial liabilities:    
Noninterest-bearing deposits 0 0
Interest-bearing deposits 3,353,585 3,317,867
Borrowings and subordinated debentures 120,139 118,807
Accrued interest payable $ 0 $ 0