Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases

Schedule of Rent expense

	Year ended
	December 31,
	2019		2018
Rent expense	$	804	$	1,053

Schedule of Supplemental cash flow and balance sheet information related to leases

	Year ended December 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	708
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$	51

	December 31, 2019
Operating lease right-of-use assets	$	2,459
Current portion of operating lease liabilities, included in accrued liabilities	$	577
Operating lease liabilities, net of current portion		2,021
Total operating lease liabilities		2,598
Weighted average remaining lease term for operating leases (in years)		4.43
Weighted average discount rate for operating leases		6.1	%

Schedule of maturities of operating lease liabilities

Years ending December 31,
2020	$	720
2021		665
2022		612
2023		606
2024		306
Thereafter		69
Total lease payments		2,978
Less: Imputed interest		(380)
Total	$	2,598