Long term debt principal amount.

No definition available.

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Period Type:	instant

- Definition

Payable in kind accrued interest.

+ References

No definition available.

+ Details

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- Definition

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.

+ Details

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- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

+ Details

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- Definition

Amount, after accumulated amortization, of debt premium.

+ References

+ Details

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Period Type:	instant

- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ 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)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ 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 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Long-term Debt - Long-term Debt (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Sep. 06, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Principal	$ 1,165,433
Debt issuance costs, net of amortization	(16,183)		$ (19,670)
Long-term Debt	1,044,506		1,249,330
10 % Senior Secured Toggle Notes due 2020
Debt Instrument [Line Items]
Principal	697,195
Discount, net of amortization	(11,955)
7 3/4% Senior Notes due 2019
Debt Instrument [Line Items]
Principal	17,959	$ 18,000	376,090
Premium, net of amortization	118		3,583
7 3/4% Convertible Second Lien PIK Notes due 2019
Debt Instrument [Line Items]
Principal	268,432
Accrued interest payable in kind	6,645
Discount, net of amortization	(61,230)
9 1/2% Senior Notes due 2020
Debt Instrument [Line Items]
Principal	4,860	4,900	194,367
Discount, net of amortization	(98)		(5,040)
9½ % Convertible Second Lien PIK Notes due 2020
Debt Instrument [Line Items]
Principal	174,182
Accrued interest payable in kind	735
Discount, net of amortization	(38,959)
10 % Senior Secured Notes due 2020
Debt Instrument [Line Items]
Principal	$ 2,805	$ 2,800	$ 700,000