CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) [Abstract]
Net loss	$ (31,280)		$ (1,672)
Unrealized gains on securities, net of tax	8,261		6,467
Reclassification adjustment for realized gains included in net loss	(341)	[1]	(1,163)	[1]
Comprehensive income (loss)	$ (23,360)		$ 3,632

[1] Included in gain on investments, net on our condensed consolidated statement of operations.