Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2025

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Summary of Stock Option Activity

A summary of stock option activity for the six months ended June 30, 2025 is as follows:

	Number Outstanding		Weighted Average Exercise Price per Share		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Balance as of January 1, 2025		444,460	$	4.36		1.43	$	—
Granted		—		—		—		—
Cancelled or Expired		—		—		—		—
Exercised		—		—		—		—
Balance as of June 30, 2025		444,460	$	4.36		0.93	$	—
Vested or expected to vest as of June 30, 2025		444,460	$	4.36		0.93	$	—
Exercisable as of June 30, 2025		444,460	$	4.36		0.93	$	—

Summary of Stock Unit Activity

The following is a summary of RSU activity for the six months ended June 30, 2025:

	Number Outstanding			Weighted Average Fair Value
Unvested as of January 1, 2025		806,985		$	6.31
Granted		196,500			3.47
Vested		(253,853	)		6.26
Forfeited		(72,911	)		6.75
Unvested as of June 30, 2025		676,721		$	5.46
RSUs vested but not released		134,204		$	5.41

Stock-Based Compensation Expense Related to Stock Options, RSUs and PSUs

The following table summarizes stock-based compensation expense related to stock options, RSUs and PSUs included in the condensed consolidated statements of comprehensive loss for the three and six months ended June 30, 2025 and 2024 (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2025		2024		2025		2024
Cost of revenue	$	5	$	5	$	10	$	12
Research and development		32		43		52		77
Selling and marketing		77		443		136		561
General and administrative		793		494		1,505		854
Stock-based compensation expense - continuing operations		907		985		1,703		1,504
Stock-based compensation expense - discontinued operations		—		490		—		990
Total	$	907	$	1,475	$	1,703	$	2,494

Performance Stock Units

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Summary of Stock Unit Activity

The following is a summary of PSU activity for the six months ended June 30, 2025:

	Number Outstanding			Weighted Average Fair Value
Unvested as of January 1, 2025		417,500		$	4.07
Granted		20,000			3.51
Vested		(105,000	)		4.07
Forfeited		—			—
Unvested as of June 30, 2025		332,500		$	4.04