DISCONTINUED OPERATIONS (Details) - Summary of Discontinued Operations - USD ($) $ in Thousands	Dec. 31, 2016	Sep. 30, 2016
Assets of discontinued operations:
Prepaid and other current assets	$ 218	$ 219
Other long-term assets	1,960	1,968
Total assets of discontinued operations	2,178	2,187
Liabilities of discontinued operations:
Accrued liabilities, current	1,498	1,684
Other long-term liabilities	2,098	1,706
Total liabilities of discontinued operations	$ 3,596	$ 3,390