Stockholders' Equity RS Award Activity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended				3 Months Ended	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010	Mar. 31, 2013 Two Thousand Thirteen 3 [Member]	Sep. 30, 2008 Two Thousand Eight [Member]	Sep. 30, 2009 Two Thousand Nine [Member]	Sep. 30, 2010 Two Thousand Ten [Member]	Sep. 30, 2011 Two Thousand Eleven [Member]	Sep. 30, 2012 Two Thousand Twelve [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Granted	12,500,000	107,500,000	320,000,000		12,500	101,650	185,100	225,486	320,000	107,500
Weighted Average Fair Value at Date of Grant					$ 5.00	$ 19.17	$ 8.71	$ 3.64	$ 3.39	$ 2.07
Vested	(101,840,000)	(192,973,000)	(165,628,000)			85,750	146,400	148,047	160,975	33,334
Unvested shares forfeited	0	(32,901,000)	(130,258,000)			15,900	38,700	77,439	77,205
Share outstanding	168,486,000	257,826,000	376,200,000	352,086,000	12,500			0	81,820	74,166
Recognized compensation expense					$ 9	$ 1,779	$ 1,344	$ 495	$ 593	$ 104