Financial Statement Components (Tables)

9 Months Ended

Sep. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Cash and Cash Equivalents

Cash and cash equivalents consisted of the following (in thousands):

	September 30, 2020		December 31, 2019
Cash	$	102,431	$	46,295
Money market funds	643,127		297,311
Total cash and cash equivalents	$	745,558	$	343,606

Components of Accounts Receivable, Net

Accounts receivable, net consisted of the following (in thousands):

	September 30, 2020		December 31, 2019
Accounts receivable	$	133,363	$	114,745
Unbilled accounts receivable	25,433		17,603
Allowance for doubtful accounts	(5,213)		(2,358)
Accounts receivable, net	$	153,583	$	129,990

Components of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following (in thousands):

	September 30, 2020		December 31, 2019
Prepaid expenses	$	19,759	$	16,249
Inventory	673		401
Other current assets	19,819		8,704
Total prepaid expenses and other current assets	$	40,251	$	25,354

Components of Property and Equipment, Net

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

	September 30, 2020		December 31, 2019
Computer hardware and software	$	159,970	$	120,841
Internal-use software development costs	79,277		48,419
Furniture and fixtures	8,131		7,690
Leasehold improvements	12,662		11,327
Total property and equipment, gross	260,040		188,277
Less: accumulated depreciation and amortization	(127,073)		(99,047)
Property and equipment, net	$	132,967	$	89,230

Schedule of Goodwill

The carrying value of goodwill is as follows (in thousands):

Balance at December 31, 2019	$	55,278
Foreign currency translation adjustments	945
Balance at September 30, 2020	$	56,223

Summary of Carrying Values of Intangible Assets

The carrying values of intangible assets are as follows (in thousands):

		September 30, 2020						December 31, 2019
	Estimated Lives	Cost		Accumulated Amortization		Acquired Intangibles, Net		Cost		Accumulated Amortization		Acquired Intangibles, Net
Customer relationships	2 to 5 years	$	21,636	$	11,138	$	10,498	$	21,245	$	8,178	$	13,067
Developed technology	3 to 5 years	123,681		32,285		91,396		123,547		9,276		114,271
Total acquired intangible assets		$	145,317	$	43,423	$	101,894	$	144,792	$	17,454	$	127,338

Summary of Estimated Amortization Expense for Acquired Intangible Assets

Estimated amortization expense for acquired intangible assets for the following fiscal years is as follows (in thousands):

2020 (remaining)	$	8,532
2021	34,128
2022	28,522
2023	16,542
2024 onwards	14,170
Total estimated amortization expense	$	101,894

Components of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	September 30, 2020		December 31, 2019
Accrued compensation and benefits	$	37,890	$	30,541
Accrued sales, use, and telecom related taxes	28,354		25,757
Accrued marketing	29,485		17,505
Operating lease liabilities, short-term	16,407		14,249
Other accrued expenses	77,419		50,677
Total accrued liabilities	$	189,555	$	138,729