Employee Benefit Plans - Share-based Awards Granted (Details)	6 Months Ended
Jun. 30, 2016 $ / shares shares
Performance Share Units [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Vesting Period	3 years
Maximum [Member] \| Performance Share Units [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Award percentage	200.00%
Minimum [Member] \| Performance Share Units [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Award percentage	0.00%
January 4, 2016 - 33% per year over three years [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Date of Grant	Jan. 04, 2016
Shares \| shares	1,143,062
Grant Date Fair Value Per Share \| $ / shares	$ 5.26
Vesting Percentage	33.00%
Vesting Period	3 years
January 4, 2016 - 100% on January 3, 2019 [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Date of Grant	Jan. 04, 2016
Shares \| shares	1,143,062
Grant Date Fair Value Per Share \| $ / shares	$ 7.13
Vesting Percentage	100.00%
Vesting Date	Jan. 03, 2019
January 4, 2016 - 100% on January 1, 2018 [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Date of Grant	Jan. 04, 2016
Shares \| shares	11,763
Grant Date Fair Value Per Share \| $ / shares	$ 5.26
Vesting Percentage	100.00%
Vesting Date	Jan. 01, 2018
February 1, 2016 - 33% per year over three years [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Date of Grant	Feb. 01, 2016
Shares \| shares	18,610
Grant Date Fair Value Per Share \| $ / shares	$ 4.03
Vesting Percentage	33.00%
Vesting Period	3 years
February 1, 2016 - 100% on January 31, 2019 [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Date of Grant	Feb. 01, 2016
Shares \| shares	18,610
Grant Date Fair Value Per Share \| $ / shares	$ 7.13
Vesting Percentage	100.00%
Vesting Date	Jan. 31, 2019
April 1, 2016 - 100% on January 1, 2018 [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Date of Grant	Apr. 01, 2016
Shares \| shares	13,727
Grant Date Fair Value Per Share \| $ / shares	$ 5.60
Vesting Percentage	100.00%
Vesting Date	Jan. 01, 2018

Grant date of share-based payment award.

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- Definition

Percentage of original share-based payment award.

+ References

No definition available.

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- Definition

Vesting date of share-based payment award.

+ References

No definition available.

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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

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

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- Definition

The weighted average of per share prices paid for shares purchased on the open market for issuance to employees under the 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
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

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- Definition

Percentage of vesting of share-based compensation awards.

+ References

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