XML 45 R31.htm IDEA: XBRL DOCUMENT v3.8.0.1
Acquisitions & Divestitures - Summary of Balance Sheet Amounts Relative to Branches Sold (Details)
 3 Months Ended 9 Months Ended
Sep. 30, 2017
USD ($)
Sep. 30, 2016
USD ($)
Sep. 30, 2017
USD ($)
$ / shares
Sep. 30, 2016
USD ($)
$ / shares
Feb. 10, 2017
USD ($)
Dec. 31, 2016
USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Net income as reported $ 16,315,000 $ 11,832,000 $ 40,661,000 $ 35,209,000    
Cash and cash equivalents 183,108,000   183,108,000     $ 198,802,000
Property, Plant and Equipment, Net 32,803,000   32,803,000     14,910,000
Interest Receivable 14,213,000   14,213,000     11,117,000
Goodwill 117,345,000   117,345,000     30,334,000
Other Intangible Assets 11,745,000   11,745,000     2,151,000
Deposits 4,059,211,000   4,059,211,000     3,233,361,000
Other Borrowings 209,104,000   209,104,000     276,980,000
Interest Payable 2,007,000   2,007,000     1,105,000
Other Liabilities $ 37,869,000   $ 37,869,000     $ 77,244,000
Total cash paid to JCB shareholders and holders of JCB stock options         $ 29,300,000  
Common shares issued related to acquisition 141,729,000 0 141,729,000 0    
Transaction value including JCB's common stock and stock options         171,000,000  
Business Acquisition, Goodwill, Expected Tax Deductible Amount         87,000,000  
Pro Forma [Member]            
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Revenues     $ 155,907,000 $ 146,623,000    
Net income as reported     $ 40,151,000 $ 42,298,000    
Diluted Earnings Per Share Pro Forma | $ / shares     $ 1.70 $ 1.80    
As Recorded by JCB [Member]            
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Cash and cash equivalents         33,739,000  
Interest-bearing Deposit Liabilities         1,715,000  
Securities         148,670,000  
Portfolio loans, net         685,905,000  
Other real estate owned         6,762,000  
Other Investments         2,695,000  
Property, Plant and Equipment, Net         21,780,000  
Interest Receivable         2,794,000  
Goodwill         7,806,000  
Other Intangible Assets         25,000  
Deferred Tax Assets         4,634,000  
Other Assets         19,107,000  
Total assets acquired         935,632,000  
Deposits         764,539,000  
Other Borrowings         55,430,000  
Trust preferred securities         12,887,000  
Interest Payable         653,000  
Other Liabilities         5,006,000  
Total Liabilities Assumed         838,515,000  
Net assets acquired         97,117,000  
Adjustments associated with acquisition [Member]            
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Cash and cash equivalents         0  
Interest-bearing Deposit Liabilities         0  
Securities         0  
Portfolio loans, net         (11,094,000)  
Other real estate owned         (5,082,000)  
Other Investments         0  
Property, Plant and Equipment, Net         (3,325,000)  
Interest Receivable         0  
Goodwill         (7,806,000)  
Other Intangible Assets         11,489,000  
Deferred Tax Assets         3,991,000  
Other Assets         (296,000)  
Total assets acquired         (12,123,000)  
Deposits         629,000  
Other Borrowings         681,000  
Trust preferred securities         (382,000)  
Interest Payable         0  
Other Liabilities         65,000  
Total Liabilities Assumed         993,000  
Net assets acquired         (13,116,000)  
As Recorded by EFSC [Member]            
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]            
Cash and cash equivalents         33,739,000  
Interest-bearing Deposit Liabilities         1,715,000  
Securities         148,670,000  
Portfolio loans, net         674,811,000  
Other real estate owned         1,680,000  
Other Investments         2,695,000  
Property, Plant and Equipment, Net         18,455,000  
Interest Receivable         2,794,000  
Goodwill         0  
Other Intangible Assets         11,514,000  
Deferred Tax Assets         8,625,000  
Other Assets         18,811,000  
Total assets acquired         923,509,000  
Deposits         765,168,000  
Other Borrowings         56,111,000  
Trust preferred securities         12,505,000  
Interest Payable         653,000  
Other Liabilities         5,071,000  
Total Liabilities Assumed         839,508,000  
Net assets acquired         84,001,000  
Total cash paid to JCB shareholders and holders of JCB stock options         $ 29,283,000  
Common shares issued related to acquisition         141,729,000  
Transaction value including JCB's common stock and stock options         $ 171,000,000  
Business Acquisition, Goodwill, Expected Tax Deductible Amount         $ 87,011,000.00