Leases - Schedule of Lease Costs and Other Lease Information (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2019
Lease Expense
Operating Lease Expense	$ 999	$ 1,968
Finance Lease Expense:
Amortization of ROU assets	85	193
Interest on lease liabilities	29	118
Total	1,113	2,279
Operating cash flows from operating leases	931	1,865
Operating cash flows from finance leases	29	118
Financing cash flows from finance leases	$ 44	$ 171