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CONSOLIDATED STATEMENTS OF CASH FLOWS NON CASH TRANSACTIONS (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Purchase and retirement of treasury shares: Number of shares 192 262 415
Purchase and retirement of treasury shares: Cost of shares $ 1,623 $ 2,092 $ 3,267
Issue of shares of common stock for debt and interest Number of shares 0 0 26
Issue of shares of common stock for debt and interest Value of shares 0 0 269
Issue of detachable warrants in conjunction with debt (classified as discount on debt with offset to additional paid-in capital) Number of shares 0 0 0
Issue of detachable warrants in conjunction with debt (classified as discount on debt with offset to additional paid-in capital) Value of warrants 100 0 0
Debt incurred with seller in connection with acquiring businesses and real estate 14,880 36,236 0
Unrealized gain (loss) on marketable securities (9) 49 10
Beneficial debt conversion feature on convertible debt 33 0 0
Transfer of shares from temporary equity to permanent equity - settlement of cross-litigation Number of shares 0 0 70
Transfer of shares from temporary equity to permanent equity - settlement of cross-litigation Value of shares 0 0 1,400
Issue of shares of common stock for acquiring a business Number of shares 100 0 0
Issue of shares of common stock for acquiring a business Value of shares $ 863 $ 0 $ 0