Consolidated Statements of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Statement of Comprehensive Income [Abstract]
Net loss	$ (49,404)	$ (43,474)	$ (1,529)	[1]
Translation adjustments	(438)	(325)	(164)
Gain on liquidation of foreign subsidiary	0	0	(2,081)
Adjustment for fair value of hedge derivatives, net of tax	(110)	9	(1,167)
Other comprehensive loss	(548)	(316)	(3,412)
Comprehensive loss	$ (49,952)	$ (43,790)	$ (4,941)

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