Basic and Diluted Net Loss Per Common Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Numerator:
Loss from continuing operations	$ (10,483)	$ (33,630)
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax	6,943	(1,510)
Net loss	$ (3,540)	$ (35,140)
Weighted-average shares outstanding:
Basic (in shares)	45,274	45,022
Diluted (in shares)	45,274	45,022
Net income (loss) per basic share:
Loss from continuing operations (in dollars per share)	$ (0.23)	$ (0.75)
Loss from discontinued operations (in dollars per share)	$ 0.15	$ (0.03)
Net loss (in dollars per share)	$ (0.08)	$ (0.78)
Net income (loss) per diluted share:
Loss from continuing operations (in dollars per share)	$ (0.23)	$ (0.75)
Loss from discontinued operations (in dollars per share)	$ 0.15	$ (0.03)
Net loss (in dollars per share)	$ (0.08)	$ (0.78)