CHANGES IN AND RECLASSIFICATIONS FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013		Jun. 30, 2013
Unrealized Gains and Losses on Available-for-Sale Securities, Beginning balance	$ 93	[1]	$ 1,270	[1]
Other comprehensive income (loss) before reclassification	(7,378)	[1]	(8,328)	[1]
Amounts reclassified from accumulated other comprehensive income	0		(227)
Net other comprehensive income (loss)	(7,378)	[1]	(8,555)	[1]
Unrealized Gains and Losses on Available-for-Sale Securities, Ending balance	$ (7,285)	[1]	$ (7,285)	[1]

[1] All amounts are net of tax.