CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2020	Mar. 31, 2020
Current assets:
Cash and cash equivalents	$ 1,345,099	$ 1,357,664
Short-term investments	1,040,786	644,003
Restricted cash and cash equivalents	450,145	546,604
Accounts receivable, net of allowances of $448 and $443 at September 30, 2020 and March 31, 2020, respectively	787,818	592,555
Inventory	26,934	19,108
Software development costs and licenses	73,714	40,316
Deferred cost of goods sold	15,410	19,598
Prepaid expenses and other	192,192	273,503
Total current assets	3,932,098	3,493,351
Fixed assets, net	133,404	131,888
Right-of-use assets	156,310	154,284
Software development costs and licenses, net of current portion	403,390	401,778
Goodwill	521,000	386,494
Other intangibles, net	126,392	51,260
Deferred tax assets	117,692	116,676
Long-term restricted cash and cash equivalents	289,536	89,124
Other assets	156,332	123,977
Total assets	5,836,154	4,948,832
Current liabilities:
Accounts payable	85,103	65,684
Accrued expenses and other current liabilities	1,148,617	1,169,884
Deferred revenue	1,063,064	777,784
Lease liabilities	29,051	25,187
Total current liabilities	2,325,835	2,038,539
Non-current deferred revenue	32,880	28,339
Non-current lease liabilities	150,793	152,059
Non-current software development royalties	302,435	104,417
Other long-term liabilities	122,929	86,234
Total liabilities	2,934,872	2,409,588
Commitments and contingencies (See Note 13)
Stockholders' equity:
Preferred stock, $.01 par value, 5,000 shares authorized; no shares issued and outstanding at September 30, 2020 and March 31, 2020	0	0
Common stock, $.01 par value, 200,000 shares authorized; 137,349 and 135,927 shares issued and 114,928 and 113,506 outstanding at September 30, 2020 and March 31, 2020, respectively	1,373	1,359
Additional paid-in capital	2,285,394	2,134,748
Treasury stock, at cost; 22,421 common shares at September 30, 2020 and March 31, 2020	(820,572)	(820,572)
Retained earnings	1,469,911	1,282,085
Accumulated other comprehensive loss	(34,824)	(58,376)
Total stockholders' equity	2,901,282	2,539,244
Total liabilities and stockholders' equity	$ 5,836,154	$ 4,948,832