Income Taxes (Tables)

12 Months Ended

Jan. 31, 2020

Income Tax Disclosure [Abstract]

Components of loss before provision for income taxes

The components of loss before provision for (benefit from) income taxes were as follows (in thousands):

	Years Ended January 31,
	2020			2019			2018
United States	$	(117,943	)	$	(50,014	)	$	(49,827	)
Foreign	(58,235		)	(52,315		)	(32,859		)
Total	$	(176,178	)	$	(102,329	)	$	(82,686	)

Components of the provision for income taxes

 The components of the provision for (benefit from) income taxes were as follows (in thousands):

	Years Ended January 31,
	2020			2019			2018
Current:
Federal	$	372		$	76		$	—
State	236			134			88
Foreign	2,028			1,442			1,493
Total	2,636			1,652			1,581
Deferred:
Federal	(2,534		)	(3,389		)	(96		)
State	(1,336		)	(704		)	6
Foreign	578			(877		)	(204		)
Total	(3,292		)	(4,970		)	(294		)
Provision for (benefit from) income taxes	$	(656	)	$	(3,318	)	$	1,287

Schedule of effective income tax rate reconciliation

The items accounting for the difference between income taxes computed at the federal statutory income tax rate and the provision for (benefit from) income taxes consisted of the following (in thousands):

	Years Ended January 31,
	2020			2019			2018
Income tax benefit at statutory rate	$	(36,997	)	$	(21,474	)	$	(27,958	)
State taxes, net of federal benefit	298			106			564
Impact of foreign income taxes	5,376			5,111			5,555
Stock based compensation	(41,800		)	(27,361		)	1,741
Non-deductible expenses	2,114			1,238			615
Change in valuation allowance	72,263			40,357			(11,791		)
Research and development credits	(1,899		)	(1,540		)	(1,146		)
Prior year true ups	59			135			(144		)
Change in tax rate due to the Tax Act	—			—			33,110
Other	(70		)	110			741
Provision for (benefit from) income taxes	$	(656	)	$	(3,318	)	$	1,287

Components of deferred tax assets for federal and state income taxes

Significant components of the Company’s deferred tax assets for federal and state income taxes are as follows as of January 31, 2020 and 2019, respectively (in thousands):

	Years Ended January 31,
	2020			2019
Deferred tax assets:
Net operating loss carryforwards	$	204,193		$	121,024
Deferred revenue	31,103			2,663
Finance and operating lease liabilities	19,068			—
Other reserves	377			346
Gross deferred tax assets	254,741			124,033
Valuation allowance	(136,981		)	(101,502		)
Total deferred tax assets, net of valuation allowance	117,760			22,531
Deferred tax liabilities:
Goodwill	(55		)	(44		)
Depreciable assets	(10,796		)	(2,288		)
Finance and operating lease right-of-use assets	(12,681		)	—
Convertible senior notes	(78,812		)	(19,066		)
Other liabilities and accruals	(15,559		)	16
Total deferred tax liabilities	(117,903		)	(21,382		)
Net deferred tax assets (liabilities)	$	(143	)	$	1,149

Summary of activity within unrecognized gross tax benefits

The following table summarizes the changes in the Company’s unrecognized gross tax benefits during the periods presented (in thousands):

	Years Ended January 31,
	2020		2019			2018
Unrecognized tax benefits at beginning of year	$	4,603	$	4,049		$	4,400
Increase (decrease) in tax positions in prior years	53		(26		)	(1,494		)
Additions based on tax positions in the current year	634		580			1,143
Unrecognized tax benefits at end of year	$	5,290	$	4,603		$	4,049