Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENT (Financial Assets And Liabilities Carried At Fair Value On Recurring Basis Or Nonrecurring Basis) (Details)

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FAIR VALUE MEASUREMENT (Financial Assets And Liabilities Carried At Fair Value On Recurring Basis Or Nonrecurring Basis) (Details) - USD ($)
$ in Thousands
Mar. 31, 2016
Dec. 31, 2015
Financial Assets:    
Cash and cash equivalents $ 56,714 $ 46,614 [1]
Available for sale debt securities 334,567 342,938
Held to maturity debt securities 27,539 27,426 [1]
Equity securities 5,667 4,954 [1]
Federal funds sold 28,410 34,785 [1]
Mortgage loans held for sale 5,090 8,249 [1]
Bank owned life insurance contracts 92,218 91,594 [1]
Loans, net 4,295,755 4,172,956 [1]
Financial Liabilities:    
Federal funds purchased 497,885 352,360 [1]
Carrying Reported Amount Fair Value Disclosure [Member] | Fair Value, Inputs, Level 1 [Member]    
Financial Assets:    
Cash and cash equivalents 497,227 317,450
Carrying Reported Amount Fair Value Disclosure [Member] | Fair Value Inputs Level 2 [Member]    
Financial Assets:    
Available for sale debt securities 334,567 342,938
Held to maturity debt securities 27,539 27,426
Equity securities 5,667 4,954
Federal funds sold 28,410 34,785
Mortgage loans held for sale 5,090 8,249
Bank owned life insurance contracts 92,218 91,594
Financial Liabilities:    
Deposits 4,339,747 4,223,888
Federal funds purchased 497,885 352,360
Other borrowings 55,543 55,637
Carrying Reported Amount Fair Value Disclosure [Member] | Fair Value Inputs Level 3 [Member]    
Financial Assets:    
Loans, net 4,295,755 4,172,956
Portion At Fair Value Fair Value Disclosure [Member] | Fair Value, Inputs, Level 1 [Member]    
Financial Assets:    
Cash and cash equivalents 497,227 317,450
Portion At Fair Value Fair Value Disclosure [Member] | Fair Value Inputs Level 2 [Member]    
Financial Assets:    
Available for sale debt securities 334,567 342,938
Held to maturity debt securities 28,409 27,910
Equity securities 5,667 4,954
Federal funds sold 28,410 34,785
Mortgage loans held for sale 5,139 8,295
Bank owned life insurance contracts 92,218 91,594
Financial Liabilities:    
Deposits 4,341,021 4,223,181
Federal funds purchased 497,885 352,360
Other borrowings 54,307 52,521
Portion At Fair Value Fair Value Disclosure [Member] | Fair Value Inputs Level 3 [Member]    
Financial Assets:    
Loans, net $ 4,326,975 $ 4,179,835
[1] derived from audited financial statements