SECURITIES (Details 3) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	$ 61,266	$ 177,103
Unrealized Loss, Less than 12 Months	(727)	(6,011)
Fair Value, 12 Months or More	105,174	33,775
Unrealized Loss, 12 Months or More	(3,257)	(2,561)
Fair Value, Total	166,440	210,878
Unrealized Loss, Total	(3,984)	(8,572)
Government-sponsored collateralized mortgage obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	32,298	59,168
Unrealized Loss, Less than 12 Months	(259)	(2,119)
Fair Value, 12 Months or More	37,444	20,560
Unrealized Loss, 12 Months or More	(1,645)	(1,541)
Fair Value, Total	69,742	79,728
Unrealized Loss, Total	(1,904)	(3,660)
Government-sponsored mortgage-backed Residential [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	8,037	59,971
Unrealized Loss, Less than 12 Months	(26)	(2,864)
Fair Value, 12 Months or More	67,217	13,215
Unrealized Loss, 12 Months or More	(1,605)	(1,020)
Fair Value, Total	75,254	73,186
Unrealized Loss, Total	(1,631)	(3,884)
Asset backed-collateralized loan obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	13,571	34,478
Unrealized Loss, Less than 12 Months	(422)	(635)
Fair Value, 12 Months or More	0	0
Unrealized Loss, 12 Months or More	0	0
Fair Value, Total	13,571	34,478
Unrealized Loss, Total	(422)	(635)
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	2,005	17,578
Unrealized Loss, Less than 12 Months	(15)	(328)
Fair Value, 12 Months or More	0	0
Unrealized Loss, 12 Months or More	0	0
Fair Value, Total	2,005	17,578
Unrealized Loss, Total	(15)	(328)
State and Municipal [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	307	1,865
Unrealized Loss, Less than 12 Months	(1)	(11)
Fair Value, 12 Months or More	513	0
Unrealized Loss, 12 Months or More	(7)	0
Fair Value, Total	820	1,865
Unrealized Loss, Total	(8)	(11)
U.S. Government-sponsored agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months	5,048
Unrealized Loss, Less than 12 Months	(4)
Fair Value, 12 Months or More	0
Unrealized Loss, 12 Months or More	0
Fair Value, Total	5,048
Unrealized Loss, Total	(4)
Commercial Mortgage Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 Months		4,043
Unrealized Loss, Less than 12 Months		(54)
Fair Value, 12 Months or More		0
Unrealized Loss, 12 Months or More		0
Fair Value, Total		4,043
Unrealized Loss, Total		$ (54)

FIRST FINANCIAL SERVICE CORP 10-Q