CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net (loss) income	$ (2,340)	$ 22,307	$ 72,174
Other comprehensive income (loss):
Unrealized gain on investments in available for sale securities, net of tax of $138, $144 and $19, respectively	4	214	24
Realized loss (gain) on investments in available for sale securities reclassified and included in net income, net of tax	2	11	(2,460)
Equity in unrealized (loss) gain of an investee, net of tax	(51)	22	76
Other comprehensive income (loss)	(45)	247	(2,360)
Comprehensive (loss) income	$ (2,385)	$ 22,554	$ 69,814