Leases - Schedule of Supplemental Information Related to Leases (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operation leases	$ 256
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 3,022
Weighted-average remaining lease term of operating leases	3 years 3 months 29 days
Weighted-average discount rate of operating leases	7.24%