CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 434,371	$ 130,876
Short-term investments, net of allowance for credit losses of $11 and $0 as of September 30, 2020 and December 31, 2019, respectively	122,909	124,112
Accounts receivable, net of allowance for credit losses of $7,182 and $3,920 as of September 30, 2020 and December 31, 2019, respectively	1,139,860	1,166,376
Prepaid expenses and other current assets	58,847	27,857
TOTAL CURRENT ASSETS	1,755,987	1,449,221
Property and equipment, net	111,862	64,012
Operating lease assets	202,172	173,449
Deferred income taxes	39,928	18,950
Other assets, non-current	28,479	23,129
TOTAL ASSETS	2,138,428	1,728,761
Current liabilities:
Accounts payable	919,694	868,618
Accrued expenses and other current liabilities	57,724	47,178
Operating lease liabilities	34,735	14,577
TOTAL CURRENT LIABILITIES	1,012,153	930,373
Operating lease liabilities, non-current	205,408	174,873
Debt, net	72,000
Other liabilities, non-current	16,240	10,998
TOTAL LIABILITIES	1,305,801	1,116,244
Commitments and contingencies (Note 10)
STOCKHOLDERS’ EQUITY
Preferred stock, par value $0.000001; 100,000 shares authorized, zero shares issued and outstanding as of September 30, 2020 and December 31, 2019
Common stock, par value $0.000001 Class A, 1,000,000 shares authorized; 41,930 and 40,305 shares issued and outstanding as of September 30, 2020 and December 31, 2019, respectively Class B, 95,000 shares authorized; 5,015 and 5,171 shares issued and outstanding as of September 30, 2020 and December 31, 2019, respectively	0	0
Additional paid-in capital	510,017	380,079
Accumulated other comprehensive income	145
Retained earnings	322,465	232,438
TOTAL STOCKHOLDERS’ EQUITY	832,627	612,517
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 2,138,428	$ 1,728,761