Leases (Details) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2020 USD ($) Agreement	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)
Components of Lease Expense [Abstract]
Variable lease cost	[1]	$ 96	$ 259	$ 452	$ 629
Short-term lease cost		11	31	120	120
Sublease income		(30)	(30)	(90)	(80)
Total operating lease cost		945	$ 996	2,812	$ 2,989
Assets [Abstract]
Right of use assets		19,064		19,064		$ 12,130
Liabilities [Abstract]
Current lease liabilities	[2]	3,227		3,227		2,218
Long-term lease liabilities		17,073		17,073		11,067
Total lease liabilities		$ 20,300		$ 20,300		13,285
Weighted-Average Remaining Lease Term and Discount Rate [Abstract]
Weighted-average remaining lease term - operating leases		7 years 4 months 24 days	8 years 7 months 6 days	7 years 4 months 24 days	8 years 7 months 6 days
Weighted-average discount rate - operating leases		4.93%	6.47%	4.93%	6.47%
Maturities of Lease Liabilities [Abstract]
2020		$ 859		$ 859
2021/2020		4,229		4,229		2,924
2022/2021		3,836		3,836		2,730
2023/2022		3,478		3,478		2,165
2024/2023		2,418		2,418		1,782
2024						1,028
Years thereafter		9,484		9,484
Years thereafter						6,297
Total lease payments		24,304		24,304		16,926
Less: Imputed interest		4,004		4,004		3,641
Total lease liabilities		$ 20,300		20,300		$ 13,285
Number of new lease agreements | Agreement		1
Additional lease liability		$ 6,600		6,600
Cost of Sales [Member]
Components of Lease Expense [Abstract]
Operating lease cost		225	$ 225	683	$ 649
Selling, General and Administrative [Member]
Components of Lease Expense [Abstract]
Operating lease cost		$ 643	$ 511	$ 1,647	$ 1,671

[1] Variable lease cost includes elements of a contract that do not represent a good or service but for which the lessee is responsible for paying.

[2] Reported within accrued liabilities on the balance sheet