STOCKHOLDERS' EQUITY (Schedule of Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period	$ 11,202	$ 40,491	$ 7,502	$ 45,259
Other comprehensive income (loss) before reclassifications	3,689	(30,697)	8,142	(35,470)
Amounts reclassified from accumulated other comprehensive income (loss)	1	(191)	(752)	(186)
Net current period other comprehensive income (loss)	3,690	(30,888)	7,390	(35,656)
Balance, end of period	14,892	9,603	14,892	9,603
Investment Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period	13,830	32,510	10,151	35,186
Other comprehensive income (loss) before reclassifications	3,668	(16,982)	8,100	(19,663)
Amounts reclassified from accumulated other comprehensive income (loss)	1	(191)	(752)	(186)
Net current period other comprehensive income (loss)	3,669	(17,173)	7,348	(19,849)
Balance, end of period	17,499	15,337	17,499	15,337
Defined Benefit Pension Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period	(2,628)	(3,514)	(2,649)	(3,544)
Other comprehensive income (loss) before reclassifications	21	30	42	60
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Net current period other comprehensive income (loss)	21	30	42	60
Balance, end of period	(2,607)	(3,484)	(2,607)	(3,484)
Deferred Tax Asset Valuation Allowance [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period		11,495		13,617
Other comprehensive income (loss) before reclassifications		(13,745)		(15,867)
Amounts reclassified from accumulated other comprehensive income (loss)		0		0
Net current period other comprehensive income (loss)		(13,745)		(15,867)
Balance, end of period		$ (2,250)		$ (2,250)