Accrued and Other Current Liabilities - Schedule of Components of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Accrued Liabilities And Other Liabilities [Abstract]
Accrued compensation costs	$ 2,838	$ 2,585
Accrual for insurance financing	2,270
Accrual for deferred financing fees		936
Accrued professional fees and consultants	302	484
Accrued logistics costs	2,514	1,424
Product related accruals	1,376	1,042
Sales tax payable	753	707
Sales return reserve	531	322
Accrued recall liability	1,495	1,512
All other accruals	418	696
Accrued and other current liabilities	$ 12,497	$ 9,708