Quarterly report pursuant to Section 13 or 15(d)

Loans - Schedule of Changes in Outstanding Balance and Carrying Amount of PCI Loans (Detail)

v3.4.0.3
Loans - Schedule of Changes in Outstanding Balance and Carrying Amount of PCI Loans (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Carrying Amount    
Balance at beginning of period $ 3,140,381  
Ending balance 3,306,479  
PCI Loans [Member]    
Carrying Amount    
Balance at beginning of period 14,573 $ 43,475
Accretion 421 843
Payments received (811) (5,425)
Disposal/transfer to OREO 211 722
Change in expected cash flows, net 0 0
Provision for credit losses (204) (110)
Ending balance 19,835 40,941
Accretable Yield    
Balance at beginning of period (5,944) (11,025)
Accretion 421 843
Payments received 0 0
Disposal/transfer to OREO 0 0
Change in expected cash flows, net (578) 376
Provision for credit losses 0 0
Balance at end of period $ (6,101) $ (9,806)