Consolidated Statements Of Operations (Parenthetical) (USD $)
3 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Consolidated Statements Of Operations [Abstract]    
Depreciation included in Cost of Sales $ 4,568,000 $ 5,733,000
Depreciation included in Selling, General and Administrative Expense 174,000 219,000
Valuation allowance included in benefit (provision) for income taxes $ 1,049,000