LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Stated at Face Amount, Net of Unearned Income) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013
Loans stated at face amount, net of unearned income
Loans, net of unearned income	$ 5,233,069	$ 3,039,368	$ 3,000,855
Commercial Construction [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	295,503	213,675
Commercial Real Estate - Owner Occupied [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	870,742	500,764
Commercial Real Estate - Non-Owner Occupied [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	1,455,369	755,905
Raw Land and Lots [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	212,475	187,529
Single Family Investment Real Estate [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	397,186	237,640
Commercial and Industrial [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	390,682	215,702
Other Commercial [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	80,337	52,490
Mortgage [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	505,004	237,414
Consumer Construction [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	75,815	48,984
Indirect Auto [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	185,319	174,843
Indirect Marine [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	40,189	38,633
HELOCs [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	498,280	281,579
Credit Card [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	23,432	23,211
Other Consumer [Member]
Loans stated at face amount, net of unearned income
Loans, net of unearned income	$ 202,736	$ 70,999