Income Taxes - Schedule of Unrecognized Tax Benefits (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized Tax Benefits, Beginning Balance	$ 1,372us-gaap_UnrecognizedTaxBenefits	$ 636us-gaap_UnrecognizedTaxBenefits	$ 636us-gaap_UnrecognizedTaxBenefits
Net additions and reductions			0
Additions for tax positions taken in the current year		736
Additions for tax positions taken in prior years	1,019
Reductions for lapse of applicable statutes	(472)
Unrecognized Tax Benefits, Ending Balance	1,919us-gaap_UnrecognizedTaxBenefits	1,372us-gaap_UnrecognizedTaxBenefits	636us-gaap_UnrecognizedTaxBenefits
Continuing Operations
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized Tax Benefits, Beginning Balance	736	0	0
Net additions and reductions			0
Additions for tax positions taken in the current year		736
Additions for tax positions taken in prior years	1,019
Reductions for lapse of applicable statutes	(472)
Unrecognized Tax Benefits, Ending Balance	1,283	736	0
Discontinued Operations
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized Tax Benefits, Beginning Balance	636	636	636
Net additions and reductions			0
Additions for tax positions taken in the current year		0
Additions for tax positions taken in prior years	0
Reductions for lapse of applicable statutes	0
Unrecognized Tax Benefits, Ending Balance	$ 636	$ 636	$ 636

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

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-Section 50

-Paragraph 15A

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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The net amount of all increases and decreases in unrecognized tax benefits for the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

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