Debt (Details) - USD ($) $ in Thousands				1 Months Ended		9 Months Ended
	Apr. 10, 2020	Apr. 07, 2020	Apr. 05, 2020	Aug. 26, 2021	Oct. 25, 2019	Sep. 30, 2021
Debt (Details) [Line Items]
Cap expenses						$ 400
Term loan, description		On April 7, 2020, the Company entered into a certain Consent and Amendment to Loan Agreement and Loan Documents with Midcap (the “MidCap First Amendment”), which amended the MidCap Facility to, among other things, remove the existing $400 availability block, subject to the same being re-imposed at the rate of approximately $7 per month commencing June 1, 2020.
Loan agreement				$ 400
Proceeds from loan	$ 1,769
Paycheck protection program, description	The PPP, established as part of the Coronavirus Aid, Relief and Economic Security Act (“CARES Act”), provides for loans to qualifying businesses for amounts up to 2.5 times the average monthly payroll expenses of the qualifying business. The PPP Loan and accrued interest are forgivable after twenty-four weeks (the “Covered Period”) as long as the borrower uses the loan proceeds for eligible purposes, including payroll, benefits, rent and utilities, and maintains its payroll levels. The amount of loan forgiveness will be reduced if the borrower terminates employees or reduces salaries during the Covered Period.
Interest rate			0.98%
Gain on debt						$ 1,769
Loan Agreement [Member]
Debt (Details) [Line Items]
Aggregate amount of credit facility					$ 5,000
Interest on revolver - margin					4.75%	4.88%