CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income		$ 1,084	$ 774
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income taxes		3	91
Depreciation and amortization		106	166
Non-cash operating lease cost		32	34
Amortization of capitalized software development costs and intellectual property licenses	[1]	105	153
Share-based compensation expense	[2]	85	100
Unrealized gain on equity investment		0	(38)
Other		3	28
Changes in operating assets and liabilities:
Accounts receivable, net		230	570
Software development and intellectual property licenses		(190)	(105)
Other assets		(103)	74
Deferred revenues		(192)	(803)
Accounts payable		(113)	(75)
Accrued expenses and other liabilities		(134)	(365)
Net cash provided by operating activities		916	604
Cash flows from investing activities:
Proceeds from maturities of available-for-sale investments		0	75
Purchases of available-for-sale investments		(56)	0
Capital expenditures		(32)	(45)
Other investing activities		0	7
Net cash provided by (used in) investing activities		(88)	37
Cash flows from financing activities:
Proceeds from issuance of common stock to employees		69	57
Tax payment related to net share settlements on restricted stock units		(34)	(48)
Dividends paid		(316)	(283)
Net cash used in financing activities		(281)	(274)
Effect of foreign exchange rate changes on cash and cash equivalents		(5)	3
Net increase in cash and cash equivalents and restricted cash		542	370
Cash and cash equivalents and restricted cash at beginning of period		5,798	4,229
Cash and cash equivalents and restricted cash at end of period		$ 6,340	$ 4,599

[1] Excludes deferral and amortization of share-based compensation expense.

[2] Includes the net effects of capitalization, deferral, and amortization of share-based compensation expense.