Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities:
Net earnings (loss)	$ 907	$ 915
Net earnings (loss) from discontinued operations	27	30
Net earnings from continuing operations	880	885
Adjustments to reconcile net earnings from continuing operations to net cash flow provided by (used for) operating activities from continuing operations:
Depreciation and amortization	142	147
Stock-based compensation	84	106
Equity in loss of investee companies, net of tax and distributions	28	23
Change in assets and liabilities, net of investing and financing activities	(541)	(152)
Net cash flow provided by (used for) operating activities from continuing operations	593	1,009
Net cash flow provided by (used for) operating activities from discontinued operations	31	42
Net cash flow provided by (used for) operating activities	624	1,051
Investing Activities:
Acquisitions, net of cash acquired	(1)	(20)
Capital expenditures	(69)	(68)
Investments in and advances to investee companies	(64)	(139)
Proceeds from sale of investments	3	18
Proceeds from dispositions	5	1
Net cash flow provided by (used for) investing activities from continuing operations	(126)	(208)
Net cash flow provided by (used for) investing activities from discontinued operations	(23)	(22)
Net cash flow provided by (used for) investing activities	(149)	(230)
Financing Activities:
(Repayments of) proceeds from short-term debt borrowings, net	(94)	452
Repayment of notes	(99)	0
Payment of capital lease obligations	(8)	(9)
Payment of contingent consideration	0	(30)
Dividends	(145)	(155)
Purchase of Company common stock	(2,468)	(1,579)
Payment of payroll taxes in lieu of issuing shares for stock-based compensation	(145)	(139)
Proceeds from exercise of stock options	192	98
Excess tax benefit from stock-based compensation	204	119
Other financing activities	0	(4)
Net cash flow provided by (used for) financing activities from continuing operations	(2,563)	(1,247)
Net cash flow provided by financing activities from discontinued operations	2,175	0
Net cash flow provided by (used for) financing activities	(388)	(1,247)
Net increase (decrease) in cash and cash equivalents	87	(426)
Cash and cash equivalents, including discontinued operations, at beginning of period	397	708
Cash and cash equivalents, including discontinued operations, at end of period	484	282
Supplemental Cash Flow [Line Items]
Equipment acquired under capitalized leases	0	58
Continuing Operations [Member]
Supplemental Cash Flow [Line Items]
Cash paid for interest	181	180
Cash paid for income taxes	$ 212	$ 205