CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 31, 2020	Jan. 31, 2020
Current assets:
Cash and cash equivalents	$ 1,467,895	$ 778,653
Investments, current	588,773	976,508
Accounts receivable, net	793,081	838,743
Prepaid expenses and other current assets	118,047	129,839
Deferred commissions, current	112,598	99,072
Total current assets	3,080,394	2,822,815
Investments, non-current	17,653	35,370
Accounts receivable, non-current	330,335	468,934
Operating lease right-of-use assets	388,931	267,086
Property and equipment, net	183,829	156,928
Intangible assets, net	209,124	238,415
Goodwill	1,292,840	1,292,840
Deferred commissions, non-current	74,498	88,990
Other assets	68,888	68,093
Total assets	5,646,492	5,439,471
Current liabilities:
Accounts payable	40,804	18,938
Accrued compensation	224,721	286,159
Accrued expenses and other liabilities	207,548	177,822
Deferred revenue, current	760,594	829,377
Total current liabilities	1,233,667	1,312,296
Convertible senior notes, net	2,248,396	1,714,630
Operating lease liabilities	349,751	235,631
Deferred revenue, non-current	143,308	176,832
Other liabilities, non-current	1,889	653
Total non-current liabilities	2,743,344	2,127,746
Total liabilities	3,977,011	3,440,042
Commitments and contingencies (Note 3 and 4)
Stockholders' equity:
Common stock: $0.001 par value; 1,000,000,000 shares authorized; 160,387,959 shares issued and outstanding at July 31, 2020, and 157,787,548 shares issued and outstanding at January 31, 2020	160	157
Accumulated other comprehensive loss	(4,730)	(5,312)
Additional paid-in capital	3,802,423	3,566,055
Accumulated deficit	(2,128,372)	(1,561,471)
Total stockholders' equity	1,669,481	1,999,429
Total liabilities and stockholders' equity	$ 5,646,492	$ 5,439,471