Stockholders' Equity - Additional information (Details)	3 Months Ended	9 Months Ended		12 Months Ended	13 Months Ended
	Sep. 30, 2021 shares	Sep. 30, 2022 USD ($) item $ / shares shares	Sep. 30, 2021 USD ($) shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($) $ / shares shares	Oct. 31, 2021 $ / shares	Aug. 31, 2021 USD ($)	Dec. 22, 2020 $ / shares	Dec. 31, 2019 USD ($) shares
Capital Stock Shares authorized.		120,000,000
Common Stock, Shares Authorized		79,999,997		79,999,997
Common Stock, Par or Stated Value Per Share | $ / shares		$ 0.01		$ 0.01
Special Stock, Shares Authorized		1
Special Stock, Par or Stated Value Per Share | $ / shares		$ 0.01		$ 0.01
Excess Stock, Shares Authorized		1		1
Common Stock, Shares Issued		43,417,662		43,024,424
Common Stock, Shares Outstanding		36,877,140		36,626,549
Warrant liability | $		$ 151,000		$ 1,146,000
Warrants, term									10 years
Warrants to purchase common stock issued (in shares)									7,179,000
Warrants, Exercise Price (in dollars per share) | $ / shares						$ 4.31		$ 4.50
Threshold minimum beneficial ownership (as a percent)		5.00%							5.00%
Threshold maximum percentage of issued and outstanding common stock, after exercise of warrants (as a percent)									19.90%
Unrealized gain (loss) on warrants | $		$ 995,000	$ (192,000)
Number of board members who can be appointed by the warrant holder | item		1
Preemptive rights period		5 years
Share repurchase program, authorized amount | $									$ 5,000,000.0
Share repurchase program, number of shares repurchased (in shares)					250,197
Share repurchase program, average price paid per share (in dollars per share) | $ / shares					$ 1.93
Share repurchase program, approximate dollar value of shares available for purchase | $		$ 4,500,000
Stock repurchase program, shares repurchased, amount | $					$ 483,361
Common Stock
Shares issued	150,000		150,000
Series A And B Preferred Stock [Member]
Excess Stock, Shares Authorized		1
ATM Program
Stock Issuance Program, Maximum Amount Authorized | $							$ 10,000,000.0
ATM Program | Common Stock
Gross proceeds from issuance of common stock | $				1,400,000
Stock issuance costs, professional and brokerage fees | $				$ 169,000
Shares issued		0		701,327
ATM Program | Common Stock | Weighted Average
Share price (in dollars per share) | $ / shares				$ 1.95
Preferred Stock
Preferred Stock, Shares Authorized		2		2
Preferred Stock, Par or Stated Value Per Share | $ / shares		$ 0.01		$ 0.01
Blank Check Preferred Stock
Preferred Stock, Shares Authorized		40,000,000		40,000,000
Preferred Stock, Par or Stated Value Per Share | $ / shares		$ 0.01		$ 0.01