Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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LONG-TERM DEBT - Senior Revolver (Details) - USD ($)	1 Months Ended
LONG-TERM DEBT - Senior Revolver (Details) - USD ($)	Feb. 28, 2018	Mar. 31, 2018	Sep. 30, 2017	Feb. 28, 2017
12% Senior Secured Notes
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				$ 470,000,000.0
Line of Credit \| Revolving Credit Facility \| Senior Revolver
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 29,000,000		$ 25,000,000
Line of Credit \| Letter of Credit \| Senior Revolver
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 5,000,000
Debt instrument, term	1 year
Senior Notes \| 12% Senior Secured Notes
Debt Instrument [Line Items]
Stated interest rate		12.00%