Equity and Share-Based Compensation - Warrants (Details) - Bankruptcy Reorganization Chapter 11 - Plan Support Agreement	Oct. 21, 2016 $ / shares shares
Unsecured Note \| Warrant B
Warrants
Number of warrants issued (in shares)	2,213,789
Warrants to acquire common stock shares (in shares)	2,213,789
Warrant strike price (in dollars per share) \| $ / shares	$ 46.00
Third Lien Notes \| Warrants
Warrants
Number of warrants issued (in shares)	4,411,765
Warrants to acquire common stock shares (in shares)	4,411,765
Warrant strike price (in dollars per share) \| $ / shares	$ 24.00

Warrant shares issued upon emergence as part of the Plan of Reorganization.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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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.

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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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