Intangible Assets- Amortization (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 23,900	$ 26,263
Accumulated Amortization	(10,011)	(9,919)
Net Carrying Amount	13,889	16,344
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	20,425	22,348
Accumulated Amortization	(7,589)	(7,473)
Net Carrying Amount	12,836	14,875
Intellectual property and other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	3,475	3,915
Accumulated Amortization	(2,422)	(2,446)
Net Carrying Amount	$ 1,053	$ 1,469