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DISCONTINUED OPERATIONS (Detail) - Summary of discontinued operations (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Sep. 30, 2012
Assets of discontinued operations:    
Prepaid and other current assets $ 571 $ 587
Other long-term assets 2,798 2,936
Total assets of discontinued operations 3,369 3,523
Liabilities of discontinued operations:    
Accrued liabilities, current 2,084 3,639
Other long-term liabilities 3,395 3,643
Total liabilities of discontinued operations $ 5,479 $ 7,282