Interest under agreement is calculated on the basis of this period.

No definition available.

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- Definition

The number of days during the month interest calculation is based upon.

+ References

No definition available.

+ Details

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- Definition

Represents the number of days the company has to reinvest in the entity after the completion of leaseback.

+ References

No definition available.

+ Details

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- Definition

The principal amount of debt notes as a percentage.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ 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(22))
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-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6452660&loc=d3e36991-112694

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-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6456341&loc=d3e50796-112755

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The portion of the deferred gain that was recognized in the current period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 40
-Section 35
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35688829&loc=d3e50609-112754

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Balance Type:	credit
Period Type:	duration

- Definition

The amount of the gain recorded in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 40
-Section 25
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6456126&loc=d3e49567-112750

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The portion of the gain that will be recorded as income or a reduction in rent expense in future periods less amounts recognized in the current period.

+ References

+ Details

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

- Definition

A description of the terms of the lease(s) related to the assets being leased-back in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 40
-Section 50
-Paragraph 1
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Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Period Type:	duration

- Details

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SUBSEQUENT EVENTS (Details) - USD ($)	Apr. 26, 2018	Apr. 23, 2018	Apr. 25, 2018	Apr. 01, 2018	Dec. 31, 2017
Subsequent Event
Amount of loans				$ 710,048,000
9.00% senior secured notes due in 2022
Subsequent Event
Interest rate (as a percent)				9.00%	9.00%
Amount of loans				$ 344,630,000
6.875% debentures due in 2029
Subsequent Event
Interest rate (as a percent)				6.875%	6.875%
Amount of loans				$ 276,230,000
7.150% debentures due in 2027
Subsequent Event
Interest rate (as a percent)				7.15%	7.15%
Amount of loans				$ 89,188,000
Subsequent event
Subsequent Event
Gross proceeds from sale leaseback		$ 16,600,000
Lease terms		P15Y
Initial annual lease payment		$ 1,600,000
Gain recognized		$ 0
Subsequent event \| 9.00% senior secured notes due in 2022
Subsequent Event
Interest rate (as a percent)	9.00%	9.00%
Net proceeds		$ 13,000,000
Number of days to reinvest		365 days
Principal amount of debt (as a percent)		100.00%
Amount of debt to be repurchased			$ 13,000,000
Subsequent event \| 6.875% debentures due in 2029
Subsequent Event
Interest rate (as a percent)	6.875%
Amount of debt to be repurchased	$ 274,000,000
Subsequent event \| 7.150% debentures due in 2027
Subsequent Event
Interest rate (as a percent)	7.15%
Amount of debt to be repurchased	$ 82,100,000
Subsequent event \| Loans Payable
Subsequent Event
Amount of loans	$ 418,500,000
Calculation period	12 months
Days in month calculation is based upon	30 days
Subsequent event \| Loans Payable \| Tranche A
Subsequent Event
Interest rate (as a percent)	7.372%
Amount of loans	$ 250,000,000
Subsequent event \| Loans Payable \| Tranche B
Subsequent Event
Interest rate (as a percent)	6.875%
Amount of loans	$ 168,500,000