Stock Compensation (Details 4) - $ / shares	5 Months Ended	12 Months Ended
Dec. 31, 2015	Dec. 31, 2016
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value		$ 2.51
Risk-free interest rate		1.32%
Expected life		6 years
Estimated volatility factor		48.30%
Expected dividends	0.00%	0.00%
Stock appreciation rights (SAR)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate		1.87%
Expected life		4 years 8 months 23 days
Estimated volatility factor		54.50%
Expected dividends	0.00%	0.00%
Weighted-Average Grant Date Fair Value
Granted (in dollars per share)	$ 1.74	$ 0.32
Restricted stock units (RSU)
Number of Awards
Non-vested, beginning (in shares)	0	596,491
Granted (in shares)	596,491	194,570
Vested (in shares)	0	(354,637)
Forfeited or expired (in shares)	0	(84,407)
Non-vested, ending (in shares)	596,491	352,017
Weighted-Average Grant Date Fair Value
Non-vested, beginning (in dollars per share)	$ 0.00	$ 6.34
Granted (in dollars per share)	6.34	5.32
Vested (in dollars per share)	0.00	6.34
Forfeited or expired (in dollars per share)	0.00	6.35
Non-vested, ending (in dollars per share)	$ 6.34	$ 5.77
Phantom stock options
Number of Awards
Non-vested, beginning (in shares)	0	154,502
Granted (in shares)	154,502	10,500
Vested (in shares)	0	(49,655)
Forfeited or expired (in shares)	0	(5,538)
Non-vested, ending (in shares)	154,502	109,809
Weighted-Average Grant Date Fair Value
Non-vested, beginning (in dollars per share)	$ 0.00	$ 6.34
Granted (in dollars per share)	6.34	6.11
Vested (in dollars per share)	0.00	6.34
Forfeited or expired (in dollars per share)	0.00	6.34
Non-vested, ending (in dollars per share)	$ 6.34	$ 6.32
Director shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate		1.96%
Expected life		6 years 5 months 19 days
Estimated volatility factor		31.16%
Expected dividends		0.00%
Maximum \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	1.70%
Expected life	5 years 11 months 19 days
Estimated volatility factor	48.00%
Maximum \| Stock appreciation rights (SAR)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate		2.25%
Expected life		6 years 6 months 15 days
Estimated volatility factor		47.70%
Minimum \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value	$ 4.03
Risk-free interest rate	1.67%
Expected life	5 years 8 months 23 days
Estimated volatility factor	47.70%
Minimum \| Stock appreciation rights (SAR)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate		2.24%
Expected life		6 years 4 months 24 days
Estimated volatility factor		47.50%
Director \| Restricted stock
Number of Awards
Non-vested, beginning (in shares)	0	26,387
Granted (in shares)	26,387	69,539
Vested (in shares)	0	(76,802)
Forfeited or expired (in shares)	0	(4,600)
Non-vested, ending (in shares)	26,387	14,524
Weighted-Average Grant Date Fair Value
Non-vested, beginning (in dollars per share)	$ 0.00	$ 6.34
Granted (in dollars per share)	6.34	5.08
Vested (in dollars per share)	0.00	5.22
Forfeited or expired (in dollars per share)	0.00	6.34
Non-vested, ending (in dollars per share)	$ 6.34	$ 6.22

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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- Definition

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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The risk-free interest rate assumption that is used in valuing an option on its own shares.

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Weighted average expected volatility rate of share-based compensation awards.

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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.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.D.2)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

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