Basis of Presentation and Summary of Significant Accounting Policies - Reconciliation of Basic and Diluted Loss per Share (Details) shares in Thousands, $ in Thousands		3 Months Ended						9 Months Ended
	Jun. 11, 2020	Sep. 30, 2022 USD ($) shares	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Sep. 30, 2021 USD ($) shares	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Sep. 30, 2022 USD ($) shares	Sep. 30, 2021 USD ($) shares
Numerator:
Net loss | $		$ (2,662)	$ (2,486)	$ (2,821)	$ (1,140)	$ (2,473)	$ (1,642)	$ (7,969)	$ (5,255)
Denominator:
Basic weighted average common shares outstanding (in shares)		9,190			5,086			7,608	4,309
Diluted weighted average common shares outstanding (in shares)		9,190			5,086			7,608	4,309
Reverse stock split ratio	0.2