
	Year Ended December 31, 2023								Year Ended December 31, 2022
	Employee Terminations		Facilities Exit Costs		Asset Impairment Charges		Total		Employee Terminations		Asset Impairment Charges		Total
Cost of revenue, platform	$	1,164	$	1	$	65,867	$	67,032	$	—	$	—	$	—
Cost of revenue, devices	524		6		2,793		3,323		—		—		—
Research and development	31,160		1,320		78,011		110,491		12,092		7,500		19,592
Sales and marketing	29,786		517		83,411		113,714		10,904		—		10,904
General and administrative	20,531		1,683		39,320		61,534		7,644		—		7,644
Total restructuring charges	$	83,165	$	3,527	$	269,402	$	356,094	$	30,640	$	7,500	$	38,140

A reconciliation of the beginning and ending balance of employee termination restructuring charges and facility exit costs, which are included in Accrued liabilities in the consolidated balance sheets, is as follows (in thousands):


	Year Ended December 31, 2023						Year Ended December 31, 2022
	Employee Terminations		Facilities Exit Costs		Total		Employee Terminations		Total
Beginning balance	$	22,093	$	—	$	22,093	$	—	$	—
Add: Restructuring charges incurred	83,165		3,527		86,692		30,640		30,640
Less: Payments made	(92,597)		(2,329)		(94,926)		(8,547)		(8,547)
Ending balance	$	12,661	$	1,198	$	13,859	$	22,093	$	22,093