Other accrued expenses (Tables)

12 Months Ended

Dec. 31, 2019

Other accrued expenses

Summary of other accrued expenses

Other accrued expenses consist of the following (in thousands):

	As of December 31,
	2019		2018
Accrued inventory	$	459	$	599
Accrued royalties		476		323
Accrued professional services		655		723
Accrued development costs		151		795
Accrued other		757		689
Total accrued expenses	$	2,498	$	3,129

Summary of other non-current liabilities

Other non-current liabilities consist of the following (in thousands):

	As of December 31,
	2019		2018
Leasehold obligation incentive	$	7,572	$	—
Deferred rent		3,009		265
Deferred tax liabilities		2,825		7
Other		1		6
Total non-current liabilities	$	13,407	$	278