Quarterly report pursuant to Section 13 or 15(d)

Loans - Allowance for Credit Losses by Portfolio Segment (Detail)

v3.22.2.2
Loans - Allowance for Credit Losses by Portfolio Segment (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance     $ 72,557  
Ending balance $ 71,584   71,584  
Non-PCI Loans and Leases        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance 73,067 $ 83,372 72,557 $ 90,426
Less loans charged off 2,080 977 3,521 5,934
Recoveries on loans receivable previously charged off (970) (1,842) (2,428) (2,893)
Provision (recovery) for credit losses (373) (7,624) 120 (10,772)
Ending balance 71,584 76,613 71,584 76,613
Real Estate        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance     48,890  
Ending balance 45,524   45,524  
Real Estate | Non-PCI Loans and Leases        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance 46,112 63,029 48,890 51,876
Less loans charged off 1,356   1,886 1,491
Recoveries on loans receivable previously charged off (373) (1,162) (632) (1,597)
Provision (recovery) for credit losses 395 (8,128) (2,112) 4,081
Ending balance 45,524 56,063 45,524 56,063
Commercial and Industrial        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance     12,418  
Ending balance 14,876   14,876  
Commercial and Industrial | Non-PCI Loans and Leases        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance 14,275 8,059 12,418 21,410
Less loans charged off 8 186 87 550
Recoveries on loans receivable previously charged off (228) (330) (679) (602)
Provision (recovery) for credit losses 381 507 1,866 (12,752)
Ending balance 14,876 8,710 14,876 8,710
Equipment Financing Agreements        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance     11,249  
Ending balance 11,184   11,184  
Equipment Financing Agreements | Non-PCI Loans and Leases        
Financing Receivable Allowance For Credit Losses [Line Items]        
Beginning balance 12,680 12,284 11,249 17,140
Less loans charged off 716 791 1,548 3,893
Recoveries on loans receivable previously charged off (369) (350) (1,117) (694)
Provision (recovery) for credit losses (1,149) (3) 366 (2,101)
Ending balance $ 11,184 $ 11,840 $ 11,184 $ 11,840