CONSOLIDATED BALANCE SHEET COMPONENTS

12 Months Ended

Dec. 31, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

5. CONSOLIDATED BALANCE SHEET COMPONENTS

Restricted Cash

The reconciliation of cash, cash equivalents, and restricted cash was as follows:


	December 31, 2023		December 31, 2022		December 31, 2021
Cash and cash equivalents	$	656,321	$	320,817	$	580,658
Restricted cash, current	—		487		—
Restricted cash, non-current	1,765		1,574		2,061
Total cash, cash equivalents, and restricted cash	$	658,086	$	322,878	$	582,719

Property, Equipment, and Software, Net

Property, equipment, and software, net consisted of the following:


	Estimated Useful Lives	December 31, 2023		December 31, 2022
Internal-use software and website development	2 - 5 years	$	73,881	$	53,215
Computer equipment and purchased software	2 years	4,405		4,662
Leasehold improvements	Shorter of useful life or remaining lease term	6,923		6,567
Furniture and fixtures	5 years	2,757		2,714
Total property, equipment, and software		87,966		67,158
Less accumulated depreciation and amortization		(57,558)		(40,062)
Property, equipment, and software, net		$	30,408	$	27,096

The following table presents depreciation and amortization expense related to property, equipment, and software as well as the portion of amortization expense related to internal-use software and website development that is recorded within cost of revenue in the Consolidated Statements of Operations:


	Year Ended December 31,
	2023		2022		2021
Depreciation and amortization expense	$	19,276	$	15,865	$	12,513
Amortization expense for internal-use software and website development	16,894		13,128		9,675

Intangible Assets, Net

Intangible assets, net consisted of the following:


	December 31, 2023						December 31, 2022
	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
Content assets	$	12,982	$	(3,558)	$	9,424	$	6,821	$	(1,971)	$	4,850
Developed technology	8,446		(6,150)		2,296		8,446		(4,743)		3,703
Assembled workforce	—		—		—		181		(181)		—
Intangible assets	$	21,428	$	(9,708)	$	11,720	$	15,448	$	(6,895)	$	8,553

Capitalization of content assets and amortization expense for intangible assets was as follows:


	Year Ended December 31,
	2023		2022		2021
Capitalization of content assets	$	6,161	$	1,100	$	1,765
Amortization expense for intangible assets	2,994		2,638		2,244

As of December 31, 2023, the weighted-average remaining amortization period was 1.6 years for developed technology and 3.8 years for content assets.

As of December 31, 2023, future expected amortization expense for intangible assets was as follows:


2024	$	4,258
2025	3,713
2026	1,621
2027	1,190
2028	892
Thereafter	46
Total	$	11,720