XML 52 R41.htm IDEA: XBRL DOCUMENT v3.21.1
Loans and Allowance for Credit Losses - Schedule of Allowance for Loan Losses by Portfolio Segment Allowance (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance $ 33,709 $ 12,232
Provision for credit losses (5,871) 9,940
Loans charged-off (291) (357)
Recoveries 226 100
Allowance for Loan Losses, Ending Balance 55,525 21,915
ASU 2016-13 [Member] | PCD Loans [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 12,020  
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 15,732  
Commercial Real Estate [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 9,012 3,919
Provision for credit losses (4,207) 1,312
Loans charged-off (53) (8)
Recoveries 127  
Allowance for Loan Losses, Ending Balance 15,118 5,223
Commercial Real Estate [Member] | ASU 2016-13 [Member] | PCD Loans [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 4,627  
Commercial Real Estate [Member] | ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 5,612  
Commercial and Industrial [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 12,456 3,061
Provision for credit losses 1,646 1,915
Loans charged-off (7) (29)
Recoveries 23 32
Allowance for Loan Losses, Ending Balance 19,965 4,979
Commercial and Industrial [Member] | ASU 2016-13 [Member] | PCD Loans [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 1,680  
Commercial and Industrial [Member] | ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 4,167  
Residential Real Estate [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 4,559 2,676
Provision for credit losses (2,131) 1,476
Loans charged-off (9) (25)
Recoveries 1 1
Allowance for Loan Losses, Ending Balance 11,511 4,128
Residential Real Estate [Member] | ASU 2016-13 [Member] | PCD Loans [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 221  
Residential Real Estate [Member] | ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 8,870  
Agricultural Real Estate [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 904 608
Provision for credit losses (345) (135)
Loans charged-off (12) (17)
Allowance for Loan Losses, Ending Balance 1,900 456
Agricultural Real Estate [Member] | ASU 2016-13 [Member] | PCD Loans [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 1,186  
Agricultural Real Estate [Member] | ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 167  
Consumer [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 6,020 1,422
Provision for credit losses (323) 5,327
Loans charged-off (210) (278)
Recoveries 72 66
Allowance for Loan Losses, Ending Balance 2,682 6,537
Consumer [Member] | ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance (2,877)  
Agricultural [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 758 546
Provision for credit losses (511) 45
Recoveries 3 1
Allowance for Loan Losses, Ending Balance 4,349 $ 592
Agricultural [Member] | ASU 2016-13 [Member] | PCD Loans [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance 4,306  
Agricultural [Member] | ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]    
Financing Receivable Allowance For Credit Losses [Line Items]    
Allowance for Loan Losses, Beginning Balance $ (207)