XML 76 R62.htm IDEA: XBRL DOCUMENT v3.5.0.2
Fair Values of Assets and Liabilities - Schedule of Changes in Level 3 Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 $ 0   $ (536)  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance, beginning of period 36,097 $ 37,441 37,828 $ 30,419
Total gains or losses included in earnings 0 0 0 105
Total gains or losses included in other comprehensive income 1,886 258 (19) 7,729
Purchases 0 0 204 500
Issuances 0 0 0 0
Sales 0 0 0 0
Settlements 0 0 (30) (1,054)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 0 0 536 0
Balance, end of period 37,983 37,699 37,983 37,699
Pooled Trust Preferred Collateralized Debt Obligations [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 0   0  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance, beginning of period 33,723 35,521 35,658 28,999
Total gains or losses included in earnings 0 0 0 105
Total gains or losses included in other comprehensive income 1,886 258 (19) 7,729
Purchases 0 0 0 0
Issuances 0 0 0 0
Sales 0 0 0 0
Settlements 0 0 (30) (1,054)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 0 0 0 0
Balance, end of period 35,609 35,779 35,609 35,779
Equity Securities [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 0   536  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance, beginning of period 1,670 1,920 2,170 1,420
Total gains or losses included in earnings 0 0 0 0
Total gains or losses included in other comprehensive income 0 0 0 0
Purchases 0 0 36 500
Issuances 0 0 0 0
Sales 0 0 0 0
Settlements 0 0 0 0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 0 0 0 0
Balance, end of period 1,670 $ 1,920 1,670 $ 1,920
Other Assets [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 0   0  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance, beginning of period 704   0  
Total gains or losses included in earnings 0   0  
Total gains or losses included in other comprehensive income 0   0  
Purchases 0   168  
Issuances 0   0  
Sales 0   0  
Settlements 0   0  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 0   536  
Balance, end of period $ 704   $ 704