CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net income	$ 192.4	$ 223.6	$ 481.2	$ 532.2
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	61.7	53.6	177.1	153.0
Amortization	21.7	13.2	46.4	36.9
Non-cash stock compensation expense	13.4	9.7	40.7	31.3
Deferred income taxes and tax benefit of employee stock compensation plan transactions	18.8	(91.2)	30.3	(59.6)
Changes in assets and liabilities, net of translation, acquisitions and non-cash items:
Receivables	(162.0)	(65.9)	(232.9)	(49.1)
Inventories	(109.8)	(127.3)	(449.9)	(439.5)
Accounts payable and accrued liabilities	211.4	74.2	218.9	(94.1)
Other assets and liabilities, net	(48.0)	88.6	(105.3)	27.1
Net cash provided by operating activities	199.6	178.5	206.5	138.2
Cash flows from investing activities:
Proceeds from sales and maturities of short-term investments	259.3	262.7	887.6	775.0
Purchases of short-term investments	(447.2)	(207.3)	(868.6)	(715.6)
Capital expenditures	(123.3)	(98.7)	(305.9)	(280.4)
Dispositions (acquisitions), net of cash acquired	(19.8)	0	(10.8)	(309.6)
Proceeds received and cash acquired from formation of OneSubsea (see Note 2)	0	0	603.0	0
Proceeds from sales of plant and equipment	3.1	7.5	7.5	25.8
Net cash provided by (used for) investing activities	(327.9)	(35.8)	312.8	(504.8)
Cash flows from financing activities:
Short-term loan borrowings (repayments), net	32.0	6.6	40.6	(37.9)
Issuance of senior debt	0	0	0	499.3
Debt issuance costs	0	0	0	(3.4)
Purchase of treasury stock	(433.2)	(5.0)	(557.9)	(12.5)
Contributions from noncontrolling interest owners	62.2	0	62.2	0
Purchases of noncontrolling ownership interests	(7.2)	0	(7.2)	0
Proceeds from stock option exercises, net of tax payments from stock compensation plan transactions	0.9	8.3	30.0	10.4
Excess tax benefits from stock compensation plan transactions	0.8	4.1	8.9	9.3
Principal payments on capital leases	(2.9)	(2.8)	(13.0)	(8.1)
Net cash provided by (used for) financing activities	(347.4)	11.2	(436.4)	457.1
Effect of translation on cash	14.6	7.8	(11.7)	1.3
Increase (decrease) in cash and cash equivalents	(461.1)	161.7	71.2	91.8
Cash and cash equivalents, beginning of period	1,718.1	829.0	1,185.8	898.9
Cash and cash equivalents, end of period	$ 1,257.0	$ 990.7	$ 1,257.0	$ 990.7