XML 67 R56.htm IDEA: XBRL DOCUMENT v3.10.0.1
Loans and Allowance for Loan Losses - Changes in the carrying value of acquired credit impaired loans - (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
Dec. 31, 2015
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2017
USD ($)
Changes in the carrying amount of accretable difference for acquired impaired and non-impaired loans        
Percentage of loss adjustment based on most current collateral value   90    
Maximum        
Changes in the carrying amount of accretable difference for acquired impaired and non-impaired loans        
Threshold limit of loans for risk assessment by loan officers   $ 500,000    
Minimum        
Changes in the carrying amount of accretable difference for acquired impaired and non-impaired loans        
Threshold limit of loans for risk assessment by loan officers   $ 100,000    
Acquired credit impaired loans        
Changes in the carrying value of acquired loans at the acquisition date        
Balance at the beginning of the period     $ 618,803,000 $ 602,546,000
Fair value of acquired loans       55,850,000
Net reductions for payments, foreclosures, and accretion     (106,829,000) (79,258,000)
Change in the allowance for loan losses on acquired loans     659,000 (275,000)
Balance at the end of the period $ 512,633,000   512,633,000 578,863,000
Changes in the carrying amount of accretable difference for acquired impaired and non-impaired loans        
Balance at beginning of period     133,096,000 155,379,000
Accretion (11,700,000)   (36,918,000) (43,873,000)
Reclass of nonaccretable difference due to improvement in expected cash flows     20,538,000 16,772,000
Other changes, net     (271,000) (306,000)
Balance at end of period 114,985,000   114,985,000 132,575,000
Decline in accretable yield balance 6,800,000      
Improved expected cash flows $ 5,000,000      
Acquired credit impaired loans | Southeastern Bank Financial        
Changes in the carrying amount of accretable difference for acquired impaired and non-impaired loans        
Addition from acquisition       $ 4,603,000
Acquired credit impaired loans | Park Sterling Corporation        
Changes in the carrying amount of accretable difference for acquired impaired and non-impaired loans        
PSC acquisition Day 1 adjustment     $ (1,460,000)