CONTINGENCIES AND COMMITMENTS (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2016	Sep. 30, 2017	Dec. 31, 2016
Commitments And Contingencies Disclosure Abstract
Letter of credit requirement		$ 700	$ 670
Proceeds from legal settlements	$ 2,300
Contract Termination Fee		$ 30,000

The amount of early contract termination fees included in liabilities subject to compromise.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6918054&loc=d3e56015-112765

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=34712771&loc=d3e56145-112766

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=64805424&loc=d3e55717-112764

Name:	us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant