Leases (Schedule of Supplemental Balance Sheet Information Related to Lease) (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Lessee Lease Description [Line Items]
Total operating lease right-of-use assets	$ 7,364
Current portion, operating lease liabilities	1,347
Operating lease liabilities, net of current portion	8,020
Total operating lease liabilities	9,367
Property, plant and equipment, net	796
Other current liabilities	148
Total finance lease liabilities	148
Property, plant and equipment, net [Member]
Lessee Lease Description [Line Items]
Property, plant and equipment, net	$ 796