Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Debt Securities, Available-for-sale

The following tables summarize the Company’s marketable securities by significant investment categories (in thousands):

	March 31, 2023
	Amortized Cost		Unrealized Gain		Unrealized Loss		Fair Value
Commercial paper	$	59,745	$	—	$	—	$	59,745
Agency debt securities	14,556		14		—		14,570
U.S. Treasury and government debt securities	19,623		5		(11)		19,617
Total	$	93,924	$	19	$	(11)	$	93,932
	December 31, 2022
	Amortized Cost		Unrealized Gain		Unrealized Loss		Fair Value
Commercial paper	$	63,483	$	—	$	—	$	63,483
Agency debt securities	5,762		17		—		5,779
U.S. Treasury and government debt securities	12,777		2		(28)		12,751
Total	$	82,022	$	19	$	(28)	$	82,013

Property, Plant and Equipment

Property, equipment and software, net consisted of the following (in thousands):

	March 31, 2023		December 31, 2022
Internal-use software	$	46,393	$	40,794
Network hardware, computer equipment and software	130,963		129,212
Leasehold improvements	4,143		4,026
Furniture and fixtures	2,123		2,087
Property, equipment and software, gross	183,622		176,119
Less: accumulated depreciation and amortization	(115,069)		(104,963)
Total property, equipment and software, net	$	68,553	$	71,156

Schedule of Accounts Payable and Accrued Liabilities

Accounts payable consisted of the following (in thousands):

	March 31, 2023		December 31, 2022
Payable to publishers	$	216,264	$	266,506
Trade payables	6,315		10,908
Total accounts payable	$	222,579	$	277,414

Schedule of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	March 31, 2023		December 31, 2022
Accrued compensation	$	9,899	$	14,587
Accrued and other current liabilities	9,415		4,349
Total accrued liabilities	$	19,314	$	18,936