Related Party Transactions (Details) (USD $) In Thousands, unless otherwise specified				3 Months Ended		9 Months Ended
	Jun. 30, 2014	Sep. 30, 2013	Jun. 30, 2014 Holdings Holdco Notes	Jun. 30, 2014 Carlyle	Jun. 30, 2013 Carlyle	Jun. 30, 2014 Carlyle	Jun. 30, 2013 Carlyle
Related party transactions
Expected annual consulting fee						$ 3,000
Expenses incurred from transactions with related party				750	750	2,250	2,250
Out of pocket expenditures paid to related party				24	0	392	311
Debt issued	$ 2,158,498	$ 2,158,781	$ 1,000,000