FAIR VALUE DISCLOSURES (Schedule of Items Measured on a Nonrecurring Basis) (Details) (Fair Value, Measurements, Nonrecurring [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets, Fair Value Disclosure [Abstract]
Other real estate, fair value disclosure	$ 15,227	$ 55,666
Total assets, fair value disclosure (nonrecurring)	133,775	181,290
Commercial, financial and agricultural [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	7,033	8,144
Real estate construction and development [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	3,396	3,516
Residential mortgage [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	81,475	82,479
Home equity [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	5,070	5,465
Multi-family residential [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	17,782	18,574
Commercial real estate [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	3,788	7,424
Consumer and installment [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	4	22
Fair Value, Inputs, Level 1 [Member]
Assets, Fair Value Disclosure [Abstract]
Other real estate, fair value disclosure	0	0
Total assets, fair value disclosure (nonrecurring)	0	0
Fair Value, Inputs, Level 1 [Member] | Commercial, financial and agricultural [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Real estate construction and development [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Residential mortgage [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Home equity [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Multi-family residential [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Commercial real estate [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 1 [Member] | Consumer and installment [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member]
Assets, Fair Value Disclosure [Abstract]
Other real estate, fair value disclosure	0	0
Total assets, fair value disclosure (nonrecurring)	0	0
Fair Value, Inputs, Level 2 [Member] | Commercial, financial and agricultural [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Real estate construction and development [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Residential mortgage [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Home equity [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Multi-family residential [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Commercial real estate [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | Consumer and installment [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	0	0
Fair Value, Inputs, Level 3 [Member]
Assets, Fair Value Disclosure [Abstract]
Other real estate, fair value disclosure	15,227	55,666
Total assets, fair value disclosure (nonrecurring)	133,775	181,290
Fair Value, Inputs, Level 3 [Member] | Commercial, financial and agricultural [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	7,033	8,144
Fair Value, Inputs, Level 3 [Member] | Real estate construction and development [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	3,396	3,516
Fair Value, Inputs, Level 3 [Member] | Residential mortgage [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	81,475	82,479
Fair Value, Inputs, Level 3 [Member] | Home equity [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	5,070	5,465
Fair Value, Inputs, Level 3 [Member] | Multi-family residential [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	17,782	18,574
Fair Value, Inputs, Level 3 [Member] | Commercial real estate [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	3,788	7,424
Fair Value, Inputs, Level 3 [Member] | Consumer and installment [Member]
Assets, Fair Value Disclosure [Abstract]
Impaired loans, net, fair value disclosure	$ 4	$ 22