Revenue (Tables)

3 Months Ended

Mar. 31, 2019

Revenue From Contract With Customer [Abstract]

Schedule of Revenue Disaggregated by Types and Geography

The following table presents revenue disaggregated by type and geography (in thousands):

	Three Months Ended March 31,
	2019		2018
U.S.
Product	$	—	$	13,535
Service		634		396
Total U.S. revenue	$	634	$	13,931
Outside of U.S. ("OUS")
Product	$	18,874	$	11,844
Service		657		296
Distribution rights		119		119
Total OUS revenue	$	19,650	$	12,259
Total
Product	$	18,874	$	25,379
Service		1,291		692
Distribution rights		119		119
Total revenue	$	20,284	$	26,190