Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating Activities:
Net earnings	$ 2,023	$ 911
Adjustments to reconcile net earnings to net cash flow provided by operating activities from continuing operations:
Depreciation and amortization	106	112
Deferred tax (benefit) provision	(607)	40
Stock-based compensation	75	91
Equity in loss of investee companies, net of tax and distributions	29	34
Gain on sale of assets	(549)	0
Change in assets and liabilities, net of investing and financing activities	(763)	(143)
Net cash flow provided by operating activities from continuing operations	314	1,045
Net cash flow used for operating activities from discontinued operations	0	(2)
Net cash flow provided by operating activities	314	1,043
Investing Activities:
Investments in and advances to investee companies	(72)	(71)
Capital expenditures	(60)	(62)
Acquisitions, net of cash acquired	(39)	(29)
Proceeds from dispositions	736	0
Proceeds from sale of investments	15	0
Other investing activities	2	2
Net cash flow provided by (used for) investing activities from continuing operations	582	(160)
Net cash flow used for investing activities from discontinued operations	0	(23)
Net cash flow provided by (used for) investing activities	582	(183)
Financing Activities:
Repayments of short-term debt borrowings, net	(674)	(309)
Proceeds from issuance of senior notes	493	0
Repayment of senior notes	(600)	0
Payment of finance lease obligations	(6)	(8)
Payment of contingent consideration	(3)	(5)
Dividends	(138)	(140)
Purchase of Company common stock	(14)	(394)
Payment of payroll taxes in lieu of issuing shares for stock-based compensation	(43)	(58)
Acquisition of noncontrolling interest	(26)	0
Proceeds from exercise of stock options	11	22
Other financing activities	0	(1)
Net cash flow provided by (used for) financing activities	(1,000)	(893)
Net decrease in cash, cash equivalents and restricted cash	(104)	(33)
Cash, cash equivalents and restricted cash at beginning of period (includes $120 (2019) and $0 (2018) of restricted cash)	442	285
Cash, cash equivalents and restricted cash at end of period (includes $122 (2019) and $0 (2018) of restricted cash)	338	252
Supplemental disclosure of cash flow information
Cash paid for interest	220	231
Cash paid for income taxes	$ 317	$ 31