Discontinued Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Discontinued operations:
Income from operations									$ 249	$ 8,196	$ 3,056
Other expense, net									(266)	(447)	(410)
Gain on sale									21,933	0	19,486
Income on sale									21,916	7,749	22,132
Income tax expense									1,924	2,833	7,422
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	1,346	952	(21,763)	(527)	(1,959)	(1,461)	(838)	(658)	(19,992)	(4,916)	(14,710)
Net revenue									$ 28,950	$ 143,261	$ 251,484