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v2.4.1.9

Employment Benefit Plans Savings Plan (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended | 8 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Apr. 30, 2013 | Dec. 31, 2012
Minimum [Member] |  |  |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 100.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent | 3.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |
Maximum [Member] |  |  |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 50.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent | 2.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |
Successor [Member] |  |  |  |
Defined Contribution Plan, Cost Recognized | 1,056 us-gaap_DefinedContributionPlanCostRecognized / us-gaap_StatementScenarioAxis = us-gaap_SuccessorMember | $ 683 us-gaap_DefinedContributionPlanCostRecognized / us-gaap_StatementScenarioAxis = us-gaap_SuccessorMember |  |
Predecessor [Member] |  |  |  |
Defined Contribution Plan, Cost Recognized |  |  | $ 447 us-gaap_DefinedContributionPlanCostRecognized / us-gaap_StatementScenarioAxis = us-gaap_PredecessorMember | $ 1,058 us-gaap_DefinedContributionPlanCostRecognized / us-gaap_StatementScenarioAxis = us-gaap_PredecessorMember

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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 + Details
Name: | us-gaap_DefinedContributionPlanCostRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_PredecessorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_SuccessorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |