XML 62 R51.htm IDEA: XBRL DOCUMENT v3.10.0.1
Loans and Leases and the Allowance for Credit Losses - Loan Modification Activities that were Considered Troubled Debt Restructurings (Detail)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
Modification
Sep. 30, 2017
USD ($)
Modification
Sep. 30, 2018
USD ($)
Modification
Sep. 30, 2017
USD ($)
Modification
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 151 147 438 506
Pre-modification Recorded Investment $ 29,537 $ 29,812 $ 157,552 $ 179,726
Post- modification $ 30,086 $ 29,857 $ 161,617 $ 158,912
Commercial Real Estate [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 18 17 66 67
Pre-modification Recorded Investment $ 11,581 $ 5,861 $ 25,561 $ 38,608
Post- modification 11,265 5,738 25,961 38,393
Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 9,992 11,516 80,032 49,250
Principal Deferral [Member] | Commercial Real Estate [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 1,493 1,420 14,693 16,193
Interest Rate Reduction [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 5   833  
Interest Rate Reduction [Member] | Commercial Real Estate [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification     175  
Other [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 3,475 965 9,980 7,818
Other [Member] | Commercial Real Estate [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 3,475 868 3,869 868
Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 16,614 17,376 70,772 101,844
Combination of Concession Types [Member] | Commercial Real Estate [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 6,297 $ 3,450 $ 7,224 $ 21,332
Commercial, Financial, Leasing, etc. [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 47 49 150 162
Pre-modification Recorded Investment $ 6,837 $ 15,812 $ 96,221 $ 93,346
Post- modification 6,706 15,236 96,884 72,119
Commercial, Financial, Leasing, etc. [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 1,683 5,888 47,029 18,449
Commercial, Financial, Leasing, etc. [Member] | Interest Rate Reduction [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 5   658  
Commercial, Financial, Leasing, etc. [Member] | Other [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification   97 6,111 6,459
Commercial, Financial, Leasing, etc. [Member] | Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 5,018 $ 9,251 $ 43,086 $ 47,211
Residential [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 34 34 111 105
Pre-modification Recorded Investment $ 8,182 $ 5,123 $ 28,769 $ 22,459
Post- modification 9,028 5,749 31,455 24,165
Residential [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 6,026 3,033 15,785 11,608
Residential [Member] | Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 3,002 $ 2,716 $ 15,670 $ 12,557
Other [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 2 1 4 6
Pre-modification Recorded Investment $ 44 $ 5 $ 93 $ 85
Post- modification 44 5 93 85
Other [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 44 $ 5 $ 93 $ 85
Residential Limited Documentation [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 3 4 8 17
Pre-modification Recorded Investment $ 716 $ 515 $ 1,595 $ 3,724
Post- modification 847 550 1,890 3,970
Residential Limited Documentation [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification   383 467 618
Residential Limited Documentation [Member] | Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 847 $ 167 $ 1,423 $ 3,352
Home Equity Lines and Loans [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 17 25 41 85
Pre-modification Recorded Investment $ 1,651 $ 2,154 $ 3,554 $ 7,885
Post- modification 1,670 2,237 3,581 7,973
Home Equity Lines and Loans [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification 220 461 224 1,040
Home Equity Lines and Loans [Member] | Other [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification       491
Home Equity Lines and Loans [Member] | Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 1,450 $ 1,776 $ 3,357 $ 6,442
Residential Builder and Developer [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification       3
Pre-modification Recorded Investment       $ 12,291
Post- modification       10,879
Residential Builder and Developer [Member] | Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification       $ 10,879
Other Commercial Construction [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification     1 2
Pre-modification Recorded Investment     $ 752 $ 168
Post- modification     746 168
Other Commercial Construction [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification     $ 746 $ 168
Automobile [Member]        
Financing Receivable, Modifications [Line Items]        
Number of modifications | Modification 30 17 57 59
Pre-modification Recorded Investment $ 526 $ 342 $ 1,007 $ 1,160
Post- modification 526 342 1,007 1,160
Automobile [Member] | Principal Deferral [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification $ 526 326 995 1,089
Automobile [Member] | Combination of Concession Types [Member]        
Financing Receivable, Modifications [Line Items]        
Post- modification   $ 16 $ 12 $ 71