Goodwill and Other Intangible Assets Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Impairment		$ 21,034	$ 10,887
Finite-Lived Intangible Assets, Gross	$ 16,522	27,938	16,522	$ 18,742
Goodwill	50,630	45,794	50,630
Amortization of Intangible Assets		(3,415)	(1,497)	(1,600)
Finite-Lived Intangible Assets, Translation Adjustments		(24)
Intangible Assets, Gross (Excluding Goodwill)	18,687	30,103	18,687	20,907
Finite-Lived Intangible Assets, Accumulated Amortization	(6,263)	(9,676)	(6,263)	(5,750)
Finite-lived Intangible Assets Acquired		11,442
Impairment of Intangible Assets, Finite-lived	3,800
Developed Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	0	0	0	460
Amortization of Intangible Assets		0	(92)
Finite-Lived Intangible Assets, Translation Adjustments		0
Finite-Lived Intangible Assets, Accumulated Amortization	0	0	0	(276)
Finite-lived Intangible Assets Acquired		0
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	150	150	150	150
Amortization of Intangible Assets		(15)	(30)
Finite-Lived Intangible Assets, Translation Adjustments		0
Finite-Lived Intangible Assets, Accumulated Amortization	(135)	(150)	(135)	(105)
Finite-lived Intangible Assets Acquired		0
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	5,100	6,440	5,100	5,200
Indefinite-lived trademarks	2,165	2,165	2,165	2,165
Amortization of Intangible Assets		(374)	(340)
Finite-Lived Intangible Assets, Translation Adjustments		0
Finite-Lived Intangible Assets, Accumulated Amortization	(680)	(1,054)	(680)	(440)
Finite-lived Intangible Assets Acquired		1,340
Client Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	10,300	20,376	10,300	11,960
Amortization of Intangible Assets		(2,929)	(938)
Finite-Lived Intangible Assets, Translation Adjustments		(24)
Finite-Lived Intangible Assets, Accumulated Amortization	(5,047)	(7,974)	(5,047)	(4,625)
Finite-lived Intangible Assets Acquired		10,102
Franchise Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	972	972	972	972
Amortization of Intangible Assets		(97)	(97)
Finite-Lived Intangible Assets, Translation Adjustments		0
Finite-Lived Intangible Assets, Accumulated Amortization	(401)	(498)	(401)	$ (304)
Finite-lived Intangible Assets Acquired		0
PSS [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment		10,654	0
GETS [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment	$ 10,900	$ 10,380	$ 10,887