FAIR VALUE MEASUREMENTS (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Debt securities	Dec. 31, 2013 Debt securities	Jun. 30, 2014 Debt securities Municipal bonds and obligations	Dec. 31, 2013 Debt securities Municipal bonds and obligations	Jun. 30, 2014 Debt securities Government-guaranteed residential mortgage-backed securities	Dec. 31, 2013 Debt securities Government-guaranteed residential mortgage-backed securities	Jun. 30, 2014 Debt securities Government-sponsored residential mortgage-backed securities	Dec. 31, 2013 Debt securities Government-sponsored residential mortgage-backed securities	Dec. 31, 2013 Debt securities Corporate bonds	Jun. 30, 2014 Debt securities Trust preferred securities	Dec. 31, 2013 Debt securities Trust preferred securities	Jun. 30, 2014 Debt securities Other bonds and obligations	Dec. 31, 2013 Debt securities Other bonds and obligations	Jun. 30, 2014 Marketable equity securities	Dec. 31, 2013 Marketable equity securities	Jun. 30, 2014 Level 1 Inputs	Dec. 31, 2013 Level 1 Inputs	Jun. 30, 2014 Level 2 Inputs	Dec. 31, 2013 Level 2 Inputs	Jun. 30, 2014 Level 3 Inputs	Dec. 31, 2013 Level 3 Inputs	Jun. 30, 2014 Level 3 Inputs Trust preferred securities	Jun. 30, 2014 Recurring basis	Jun. 30, 2013 Recurring basis	Jun. 30, 2014 Recurring basis Level 1 Inputs	Dec. 31, 2013 Recurring basis Level 1 Inputs	Jun. 30, 2014 Recurring basis Level 1 Inputs Marketable equity securities	Dec. 31, 2013 Recurring basis Level 1 Inputs Marketable equity securities	Jun. 30, 2014 Recurring basis Level 2 Inputs	Dec. 31, 2013 Recurring basis Level 2 Inputs	Jun. 30, 2014 Recurring basis Level 2 Inputs Debt securities Municipal bonds and obligations	Dec. 31, 2013 Recurring basis Level 2 Inputs Debt securities Municipal bonds and obligations	Jun. 30, 2014 Recurring basis Level 2 Inputs Debt securities Government-guaranteed residential mortgage-backed securities	Dec. 31, 2013 Recurring basis Level 2 Inputs Debt securities Government-guaranteed residential mortgage-backed securities	Jun. 30, 2014 Recurring basis Level 2 Inputs Debt securities Government-sponsored residential mortgage-backed securities	Dec. 31, 2013 Recurring basis Level 2 Inputs Debt securities Government-sponsored residential mortgage-backed securities	Dec. 31, 2013 Recurring basis Level 2 Inputs Debt securities Corporate bonds	Jun. 30, 2014 Recurring basis Level 2 Inputs Debt securities Trust preferred securities	Dec. 31, 2013 Recurring basis Level 2 Inputs Debt securities Trust preferred securities	Jun. 30, 2014 Recurring basis Level 2 Inputs Debt securities Other bonds and obligations	Dec. 31, 2013 Recurring basis Level 2 Inputs Debt securities Other bonds and obligations	Jun. 30, 2014 Recurring basis Level 2 Inputs Marketable equity securities	Dec. 31, 2013 Recurring basis Level 2 Inputs Marketable equity securities	Jun. 30, 2014 Recurring basis Level 3 Inputs	Dec. 31, 2013 Recurring basis Level 3 Inputs	Jun. 30, 2014 Recurring basis Level 3 Inputs Debt securities Trust preferred securities	Dec. 31, 2013 Recurring basis Level 3 Inputs Debt securities Trust preferred securities	Jun. 30, 2014 Recurring basis Level 3 Inputs Marketable equity securities	Dec. 31, 2013 Recurring basis Level 3 Inputs Marketable equity securities	Jun. 30, 2014 Recurring basis Total Fair Value	Dec. 31, 2013 Recurring basis Total Fair Value	Jun. 30, 2014 Recurring basis Total Fair Value Debt securities Municipal bonds and obligations	Dec. 31, 2013 Recurring basis Total Fair Value Debt securities Municipal bonds and obligations	Jun. 30, 2014 Recurring basis Total Fair Value Debt securities Government-guaranteed residential mortgage-backed securities	Dec. 31, 2013 Recurring basis Total Fair Value Debt securities Government-guaranteed residential mortgage-backed securities	Jun. 30, 2014 Recurring basis Total Fair Value Debt securities Government-sponsored residential mortgage-backed securities	Dec. 31, 2013 Recurring basis Total Fair Value Debt securities Government-sponsored residential mortgage-backed securities	Dec. 31, 2013 Recurring basis Total Fair Value Debt securities Corporate bonds	Jun. 30, 2014 Recurring basis Total Fair Value Debt securities Trust preferred securities	Dec. 31, 2013 Recurring basis Total Fair Value Debt securities Trust preferred securities	Jun. 30, 2014 Recurring basis Total Fair Value Debt securities Other bonds and obligations	Dec. 31, 2013 Recurring basis Total Fair Value Debt securities Other bonds and obligations	Jun. 30, 2014 Recurring basis Total Fair Value Marketable equity securities	Dec. 31, 2013 Recurring basis Total Fair Value Marketable equity securities
Assets and financial liabilities measured at fair value on a recurring basis
Transfers between Level 1, 2, and 3																									$ 0	$ 0
Trading security	14,971	14,840																				14,971	14,840																							14,971	14,840					14,971	14,840
Available-for-sale securities	1,080,668	760,048	1,033,050	738,075	137,414	77,671	79,723	78,771	797,091	522,658	39,280	15,657	16,611	3,165	3,084	47,618	21,973	46,465	20,891	1,031,986	737,193	2,217	1,964	1,400					46,465	20,891			137,414	77,671	79,723	78,771	797,091	522,658	39,280	14,236	15,372	3,165	3,084	357	357			1,421	1,239	796	725			137,414	77,671	79,723	78,771	797,091	522,658	39,280	15,657	16,611	3,165	3,084	47,618	21,973
Loans held for sale																				20,185	15,840										20,185	15,840																				20,185	15,840
Derivative assets																			242	9,538	7,799	660	277					242			9,538	7,799														660	277					10,198	8,318
Derivative liabilities	$ 12,882	$ 13,877																$ 398		$ 12,917	$ 11,964	$ 163					$ 398				$ 12,917	$ 11,964														$ 163						$ 13,478	$ 11,964