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Income Tax Income Tax (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	May 02, 2013	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Income Tax Contingency [Line Items]
Income Tax Expense (Benefit)		$ 463	$ 248	$ 526	$ 502
Proposed Tax Adjustment Including Penalties	$ 1,300
Goodwill		$ 2,074		2,074		$ 319
Goodwill, Acquired During Period				1,762
Foreign Tax Authority [Member]
Income Tax Contingency [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions				800
Domestic Tax Authority [Member]
Income Tax Contingency [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions				$ 500

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Proposed adjustment including penalties.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement.

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