Capitalized Software Costs (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Jun. 30, 2013	Dec. 31, 2011	Jun. 30, 2012
Activity related to net capitalized software costs
Balance as of April 1	$ 39,781	$ 19,994	$ 21,865
Capitalized	7,300	4,333
Amortization	(2,679)	(2,462)
Balance as of June 30	44,402		21,865
Estimated amortization of capitalized software costs
2014 (remaining nine months)	10,603
2015	17,503
2016	10,386
2017	3,061
2018 and beyond	2,849
Total	$ 44,402