Leases - Schedule of Lease Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating lease cost	$ 554	$ 391	$ 1,110	$ 717
Finance lease cost:
Amortization of finance lease assets	161	269	344	322
Interest on finance lease liabilities	31	32	65	65
Total finance lease cost	$ 192	$ 301	$ 409	$ 387