Consolidated Statements of Comprehensive Income (Loss) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Net loss $ (22,608) $ (13,178) $ (20,691)
Other comprehensive income (loss):      
Change in unrealized gain, net of $45, $(80) and $176 tax expense (benefit) in 2014, 2013 and 2012, respectively 11 (88) 364
Realized loss (gain) reclassified into earnings, net of tax (97) (45) (68)
Comprehensive loss $ (22,694) $ (13,311) $ (20,395)