Leases - Schedule of Amounts Recognized Upon Adoption (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jan. 01, 2019
Leases [Abstract]
Operating lease Right-of-Use assets	$ 2,777	$ 3,022
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OtherAssetsNoncurrent	us-gaap:OtherAssetsNoncurrent
Long-term lease liability	$ 2,184	$ 2,429
Other current liabilities	$ 1,001	$ 929
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent	us-gaap:OtherLiabilitiesCurrent