Leases - Lease Cost and Lease BS Info (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Jan. 01, 2019
Lessee Lease Description [Abstract]
Operating Lease, Cost	$ 521
Finance Lease, Right-of-Use Asset, Amortization	211
Finance Lease, Interest Expense	11
Total Finance Lease Cost	222
Operating Lease, Right-of-Use Asset	781	$ 1,201
Finance Lease, Right-of-Use Asset	354	329
Right of Use Assets	1,135	1,530
Operating Lease, Liability, Current	551	512
Finance Lease, Liability, Current	216	131
Current portion of lease liability	767	643
Operating Lease, Liability, Noncurrent	466	1,017
Finance Lease, Liability, Noncurrent	136	188
Lease liability, net of current portion	$ 602	$ 1,205