Leases (Schedule of Operating Lease Information) (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jan. 01, 2019
Lessee, Lease, Description [Line Items]
2019 (remaining)	$ 1,619
2020	2,829
2021	2,005
2022	1,171
2023	331
Thereafter	749
Total undiscounted operating lease payments	8,704
Less: Imputed interest	(523)
Present value of operating lease liabilities	8,181	$ 8,700
Right-of-use assets (recorded in other non-current assets)	7,910	$ 8,700
Current lease liabilities (recorded in other current liabilities)	2,892
Long-term lease liabilities (recorded in other long-term liabilities)	$ 5,289
Weighted-average remaining lease term for operating leases	3 years 6 months 18 days
Weighted-average discount rate for operating leases	3.50%