The restructuring liabilities are included in accrued liabilities in the consolidated balance sheets. The restructuring charges are included in others in the consolidated statements of comprehensive loss. Restructuring activities for the year ended December 31, 2023 are as follows:


	Total		Severance Expense		Office Exit Expense		Other Exit Expense
	(In thousands)
Balance as of December 31, 2021	$	—	$	—	$	—	$	—
Restructuring charges	1,805		798		928		79
Cash payments	(588)		(579)		—		(9)
Non-cash and other adjustments	48		—		63		(15)
Balance as of December 31, 2022	$	1,265	$	219	$	991	$	55
Restructuring charges	692		564		117		11
Cash payments	(1,479)		(694)		(745)		(40)
Non-cash and other adjustments	(26)		—		—		(26)
Balance as of December 31, 2023	$	452	$	89	$	363	$	—
Total costs incurred inception to date	$	2,746	$	1,609	$	1,073	$	64