Reorganization Value, Minimum Cash Balance Assumption

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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

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Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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

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Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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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.

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Amount attributed to the reconstituted entity, as well as the expected net realizable value of those assets that will be disposed before reconstitution occurs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Reorganization Value
-URI http://asc.fasb.org/extlink&oid=29635974

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
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Amount of reorganization value related to cash in excess of normal operating requirements generated by operations. Reorganization value is the amount attributed to the reconstituted entity, as well as the expected net realizable value of those assets that will be disposed before reconstitution occurs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
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(Termination of Material Definitive Agreements, Sale of Equity Securities and Reorganization Value) (Details) - USD ($)	Oct. 05, 2016	Dec. 31, 2016	Oct. 02, 2016	Oct. 01, 2016	Jan. 11, 2016
Fresh-Start Adjustment [Line Items]
Reorganization value			$ 687,500,000
Excess cash			64,000,000
Minimum cash balance assumption			$ 250,000,000
Minimum [Member]
Fresh-Start Adjustment [Line Items]
Reorganization value				$ 650,000,000
Maximum [Member]
Fresh-Start Adjustment [Line Items]
Reorganization value				$ 950,000,000
Discounted Cash Flow Valuation Technique [Member] \| Minimum [Member]
Fresh-Start Adjustment [Line Items]
Discount rate (percent)	13.25%
Discounted Cash Flow Valuation Technique [Member] \| Maximum [Member]
Fresh-Start Adjustment [Line Items]
Discount rate (percent)	15.25%
7.00% Senior Notes Due 2019 [Member]
Fresh-Start Adjustment [Line Items]
Senior notes interest rate (percent)		7.00%			7.00%
7.25% Senior Notes Due 2020 [Member]
Fresh-Start Adjustment [Line Items]
Senior notes interest rate (percent)		7.25%			7.25%
7.25% Senior Notes Due 2021 [Member]
Fresh-Start Adjustment [Line Items]
Senior notes interest rate (percent)		7.25%			7.25%
9.875% Senior Notes Due 2019 [Member]
Fresh-Start Adjustment [Line Items]
Senior notes interest rate (percent)		9.875%			9.875%
Amount of debt instrument		$ 375,000,000
8.00% Senior Secured Notes due 2019 [Member]
Fresh-Start Adjustment [Line Items]
Senior notes interest rate (percent)		8.00%			8.00%
Class A Common Stock [Member]
Fresh-Start Adjustment [Line Items]
Common stock, shares issued (in shares)			24,589,834
Common stock, par value (in usd per share)	$ 0.01
Aggregate number of securities called by warrants (in shares)	1,914,856		1,914,856
Class B Common Stock [Member]
Fresh-Start Adjustment [Line Items]
Common stock, shares issued (in shares)			410,166
Common stock, par value (in usd per share)			$ 0.01
New First Lien Debt Facility [Member] \| Senior Notes [Member]
Fresh-Start Adjustment [Line Items]
Amount of debt instrument	$ 326,500,000.0