Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands		12 Months Ended
	Oct. 01, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Intangible Assets [Line Items]
Impairment of indefinite lived intangible assets		$ 2,700	$ 0	$ 0
Weighted-average useful life		15 years 7 months 6 days
Intangible amortization expense		$ 4,632	4,577	$ 2,893
Intangible assets subject to amortization, Cost		70,027	73,344
Intangible assets subject to amortization, Accumulated Amortization		(23,679)	(19,356)
Intangible assets subject to amortization, Net Book Value		46,348	53,988
Trademarks
Intangible Assets [Line Items]
Implied fair value of indefinite lived intangibles		0
Customer relationships
Intangible Assets [Line Items]
Intangible assets subject to amortization, Cost		58,994	59,612
Intangible assets subject to amortization, Accumulated Amortization		(20,972)	(17,747)
Intangible assets subject to amortization, Net Book Value		$ 38,022	41,865
Customer relationships | Minimum
Intangible Assets [Line Items]
Weighted-average useful life		12 years
Customer relationships | Maximum
Intangible Assets [Line Items]
Weighted-average useful life		20 years
Technology and software
Intangible Assets [Line Items]
Intangible assets subject to amortization, Cost		$ 7,101	7,101
Intangible assets subject to amortization, Accumulated Amortization		(2,167)	(1,238)
Intangible assets subject to amortization, Net Book Value		$ 4,934	5,863
Technology and software | Minimum
Intangible Assets [Line Items]
Weighted-average useful life		7 years
Technology and software | Maximum
Intangible Assets [Line Items]
Weighted-average useful life		10 years
Non-compete agreements
Intangible Assets [Line Items]
Intangible assets subject to amortization, Cost		$ 491	491
Intangible assets subject to amortization, Accumulated Amortization		(331)	(270)
Intangible assets subject to amortization, Net Book Value		$ 160	221
Non-compete agreements | Minimum
Intangible Assets [Line Items]
Weighted-average useful life		5 years
Non-compete agreements | Maximum
Intangible Assets [Line Items]
Weighted-average useful life		8 years
Favorable leases
Intangible Assets [Line Items]
Weighted-average useful life		9 years 6 months
Intangible assets subject to amortization, Cost		$ 111	111
Intangible assets subject to amortization, Accumulated Amortization		(111)	(101)
Intangible assets subject to amortization, Net Book Value			10
Trademarks
Intangible Assets [Line Items]
Intangible assets subject to amortization, Cost		3,330	6,029
Intangible assets subject to amortization, Accumulated Amortization		(98)
Intangible assets subject to amortization, Net Book Value		$ 3,232	$ 6,029
Trademarks | Minimum
Intangible Assets [Line Items]
Weighted-average useful life		7 years 6 months
Trademarks | Maximum
Intangible Assets [Line Items]
Weighted-average useful life		10 years
EFT Source | Trademarks
Intangible Assets [Line Items]
Impairment of indefinite lived intangible assets	$ 2,700