XML 52 R42.htm IDEA: XBRL DOCUMENT v3.10.0.1
Acquisitions - Assets Acquired and Liabilities Assumed (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Jul. 14, 2017
May 19, 2017
Dec. 31, 2016
Business Acquisition [Line Items]          
Goodwill $ 445,355 $ 445,355     $ 244,000
IAB          
Business Acquisition [Line Items]          
Cash and cash equivalents     $ 6,016    
Interest-bearing time deposits     248,212    
Investment securities     4,078    
Loans held for sale     594    
Loans     725,382    
Premises and equipment     10,107    
Federal Home Loan Bank stock     4,810    
Interest receivable     3,445    
Cash surrender value of life insurance     26,964    
Other assets     11,780    
Deposits     (862,271)    
Securities sold under repurchase agreements     (17,915)    
Federal Home Loan Bank Advances     (47,575)    
Subordinated debentures     (10,583)    
Interest payable     (1,005)    
Other liabilities     (14,472)    
Net tangible assets acquired     87,567    
Core deposit intangible     17,403    
Goodwill     153,636    
Purchase price     $ 258,606    
Arlington Bank          
Business Acquisition [Line Items]          
Cash and cash equivalents       $ 48,532  
Interest-bearing time deposits       292  
Loans held for sale       7,626  
Loans       224,680  
Premises and equipment       1,986  
Federal Home Loan Bank stock       1,091  
Interest receivable       653  
Other assets       1,620  
Deposits       (252,783)  
Interest payable       (244)  
Other liabilities       (3,106)  
Net tangible assets acquired       30,347  
Core deposit intangible       4,526  
Goodwill       47,719  
Purchase price       $ 82,592