Related Party Transactions (Details) (USD $)	9 Months Ended			3 Months Ended		9 Months Ended				3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011 Alvarez and Marsal Healthcare Industry Group [Member]	Jun. 30, 2011 Duff and Phelps LLC [Member]	Jun. 30, 2012 Vestar Capital Partners [Member]	Jun. 30, 2011 Vestar Capital Partners [Member]	Jun. 30, 2012 Vestar Capital Partners [Member]	Jun. 30, 2011 Vestar Capital Partners [Member]	Sep. 30, 2011 Vestar Capital Partners [Member]	Jun. 29, 2006 Vestar Capital Partners [Member] Maximum [Member]	Jun. 30, 2012 Lease Agreement [Member]	Jun. 30, 2011 Lease Agreement [Member]	Jun. 30, 2012 Lease Agreement [Member]	Jun. 30, 2011 Lease Agreement [Member]
Related Party Transaction [Line Items]
Annual management fee for certain advisory and consulting services payable									$ 850,000
Management fees and expenses paid				0.3	0.3	0.9	1.0
Accrued liability related to management agreement				300,000		300,000		400,000
Management fees		600,000	200,000
Related party lease expense										$ 400,000	$ 1,200,000	$ 1,300,000	$ 3,700,000
Related Party Transactions (Textual) [Abstract]
Consolidated earnings before interest, taxes, depreciation, amortization and management fee	1.00%
Contract termination	20.00%
Common stock owned	12.40%