CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Dec. 31, 2020	Mar. 31, 2020
ASSETS
Cash and cash equivalents	$ 1,156,556	$ 649,436
Trade accounts receivable, net of allowances ($37,777 and $21,146 as of December 31, 2020 and March 31, 2020, respectively)	312,913	185,596
Inventories, net of reserves ($17,382 and $12,227 as of December 31, 2020 and March 31, 2020, respectively)	305,298	311,620
Prepaid expenses	21,117	17,760
Other current assets	51,099	21,548
Income tax receivable	10,456	8,151
Total current assets	1,857,439	1,194,111
Property and equipment, net of accumulated depreciation ($258,177 and $242,138 as of December 31, 2020 and March 31, 2020, respectively)	205,695	209,037
Operating lease assets	206,299	243,522
Goodwill	13,990	13,990
Other intangible assets, net of accumulated amortization ($77,783 and $74,421 as of December 31, 2020 and March 31, 2020, respectively)	46,068	48,016
Deferred tax assets, net	27,546	28,233
Other assets	30,813	28,209
Total assets	2,387,850	1,765,118
LIABILITIES AND STOCKHOLDERS' EQUITY
Short-term borrowings	663	638
Trade accounts payable	303,013	147,892
Accrued payroll	58,410	42,309
Operating lease liabilities	47,774	49,091
Other accrued expenses	92,749	46,281
Income taxes payable	56,947	11,104
Value added tax payable	12,294	3,631
Total current liabilities	571,850	300,946
Mortgage payable	29,768	30,263
Long-term operating lease liabilities	186,934	215,724
Income tax liability	60,525	63,547
Other long-term liabilities	18,652	14,518
Total long-term liabilities	295,879	324,052
Commitments and contingencies
Stockholders' equity
Common stock ($0.01 par value; 125,000 shares authorized; shares issued and outstanding of 28,152 and 27,999 as of December 31, 2020 and March 31, 2020, respectively)	282	280
Additional paid-in capital	208,064	191,451
Retained earnings	1,323,065	973,948
Accumulated other comprehensive loss	(11,290)	(25,559)
Total stockholders' equity	1,520,121	1,140,120
Total liabilities and stockholders' equity	$ 2,387,850	$ 1,765,118