Stockholders' Equity - Stock Options and RSU Activity (Details) - $ / shares	6 Months Ended
	Jun. 30, 2024
Stockholders Equity [Line Items]
No. of options, Outstanding, Beginning balance	341,205
No. of options, Granted	150,000
No. of options, Exercised/Vested	(3,000)
No. of options, Forfeited	(29,439)
No. of options, Expired	(43,378)
No. of options, Outstanding, Ending balance	415,388
No. of options, Exercisable	371,279
Weighted average grant date fair value, Beginning balance	$ 26.85
Weighted average grant date fair value, Granted	1.50
Weighted average grant date fair value, Exercised/Vested	1.50
Weighted average grant date fair value, Forfeited	17.47
Weighted average grant date fair value, Expired	33.10
Weighted average grant date fair value, Ending balance	17.05
Weighted average grant date fair value, Exercisable	15.65
Exercise price range, Granted	1.50
Exercise price range, Exercised/Vested	$ 1.50
RSUs
Stockholders Equity [Line Items]
RSUs and RSAs Outstanding, Beginning	11,944
No. of RSUs and RSAs, Exercised/Vested	(4,236)
No. of RSUs and RSAs, Forfeited	(2,500)
RSUs and RSAs Outstanding, Ending	5,208
Weighted average grant date fair value, RSUs and RSAs, Beginning	$ 6.08
Weighted average grant date fair value, RSUs and RSAs exercised/vested	5.67
Weighted average grant date fair value, RSUs and RSAs forfeited	5.09
Weighted average grant date fair value, RSUs and RSAs, Ending	$ 7.26
XpresTest RSAs
Stockholders Equity [Line Items]
RSUs and RSAs Outstanding, Beginning	5.00
RSUs and RSAs Outstanding, Ending	5.00
Weighted average grant date fair value, RSUs and RSAs, Beginning	$ 47,570
Weighted average grant date fair value, RSUs and RSAs, Ending	47,570
Minimum
Stockholders Equity [Line Items]
Exercise price range, Outstanding, Beginning balance	4.60
Exercise price range, Forfeited	1.50
Exercise price range, Expired	8.00
Exercise price range, Outstanding, Ending balance	1.50
Exercise price range, Exercisable	1.50
Maximum
Stockholders Equity [Line Items]
Exercise price range, Outstanding, Beginning balance	49,200
Exercise price range, Forfeited	34.40
Exercise price range, Expired	49,200
Exercise price range, Outstanding, Ending balance	7,080
Exercise price range, Exercisable	$ 7,080