Number of persons employed by the Entity

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- References

No definition available.

+ Details

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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

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- Definition

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).

+ References

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

+ Details

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- Definition

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).

+ References

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

+ 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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Stock-Based Compensation (Nonvested Stock Awards) (Details)		6 Months Ended	12 Months Ended
	Mar. 30, 2015 shares	Dec. 31, 2015 shares	Dec. 31, 2016 $ / shares shares	Dec. 31, 2015 $ / shares shares	Dec. 31, 2014 $ / shares shares	Sep. 30, 2014 employee
Performance-based restricted stock units [Member]
Summary of nonvested stock awards granted
Number of Shares Granted (shares) \| shares			1,550,750
Weighted Average Grant Date Fair Value (usd per share) \| $ / shares			$ 4.86	$ 4.00	$ 6.29
Employee Group 1 [Member]
Summary of nonvested stock awards granted
Vesting Period			3 years
Employee Group 1 [Member] \| 2008 Equity Incentive Plan [Member] \| Performance-based restricted stock units [Member]
Summary of nonvested stock awards granted
Number of Shares Granted (shares) \| shares	1,325,000	1,168,333	1,250,750	2,493,333	120,000
Vesting Period			2 years	2 years	3 years
Weighted Average Grant Date Fair Value (usd per share) \| $ / shares			$ 4.88	$ 3.99	$ 6.36
Director Group 1 [Member] \| 2008 Equity Incentive Plan [Member] \| Performance-based restricted stock units [Member]
Summary of nonvested stock awards granted
Number of Shares Granted (shares) \| shares				4,273	51,276
Weighted Average Grant Date Fair Value (usd per share) \| $ / shares				$ 4.02	$ 6.45
Director Group 1 [Member] \| 2008 Equity Incentive Plan [Member] \| Performance-based restricted stock units [Member] \| Maximum [Member]
Summary of nonvested stock awards granted
Vesting Period			1 year	1 year	1 year
Director [Member]
Summary of nonvested stock awards granted
Vesting Period			1 year
Director Group 2 [Member] \| 2008 Equity Incentive Plan [Member] \| Performance-based restricted stock units [Member]
Summary of nonvested stock awards granted
Number of Shares Granted (shares) \| shares				17,092
Vesting Period				3 years
Weighted Average Grant Date Fair Value (usd per share) \| $ / shares				$ 3.99
Employee inducement [Member] \| 2008 Equity Incentive Plan [Member] \| Performance-based restricted stock units [Member]
Summary of nonvested stock awards granted
Number of Shares Granted (shares) \| shares			100,000	10,000	70,000
Vesting Period			3 years	3 years	3 years
Weighted Average Grant Date Fair Value (usd per share) \| $ / shares			$ 4.94	$ 5.29	$ 6.04
Number of employees \| employee						2