Revenue Recognition (Details Textual) (USD $)	0 Months Ended	1 Months Ended	9 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended
	Nov. 13, 2008	Jan. 31, 2014	May 31, 2014	Aug. 31, 2013 Pasadena Facility [Member]	Aug. 31, 2011 Pasadena Facility [Member]	Aug. 31, 2013 Garland Facility [Member]	Aug. 31, 2011 Garland Facility [Member]
Health Care Organization, Receivable and Revenue Disclosures [Line Items]
Receivables Collection Period			30 days
Percentage Of Claims With Positive Rulings			90.00%
Reimbursement Of Usual And Customary Audited Charges Percentage	75.00%
Minimum Billing Requirement For Reimbursement	$ 40,000
Number Of Cases Awards Paid By Insurance Carriers			180
Awards Paid By Insurance Carriers Amount			11,000,000
Number Of Cases In Which Awards Not Paid By Insurance Carriers			130
Loss Contingency Refund Of Voluntary Award Including Prejudgment Interest			4,200,000
Accrued Liabilities			300,000
Loss Contingency Amount Of Refund In Case Of Additional Motions Granted			11,300,000
Interest Payable, Current			3,400,000
Loss Contingency Pending Claims Number Negatively Affecting Recovery Of Additional Reimbursement			178
Number Of Cases With Opportunity To Establish Criteria			80
Loss Contingency, Pending Claims, Number			179
Service Period For Estimation Of Amounts Collectible			6 months
Increase In Facility Contractual Allowance				149,875	10,254,990
Additional Loss Contractual Allowance						136,542	779,583
Number Of Cases Filed Motions			47
Loss Contingency, Receivable, Receipts		4,200,000
Accrued Income Current And Non Current			$ 300,000