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Commitment and Contingencies Commitment and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended	6 Months Ended		0 Months Ended
	Oct. 06, 2014	Jun. 30, 2014	Dec. 31, 2014	Dec. 31, 2013	Feb. 06, 2015
Commitments and Contingencies Disclosure [Abstract]
Litigation settlement	$ 20,000us-gaap_LitigationSettlementAmount		$ (20,000)us-gaap_LitigationSettlementAmount	$ 0us-gaap_LitigationSettlementAmount
Litigation settlement, expense		20,000us-gaap_LitigationSettlementExpense
Subsequent Event [Member]
Commitments and Contingencies Disclosure [Abstract]
Litigation settlement					$ (2,250)us-gaap_LitigationSettlementAmount / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

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- Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: