CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities
Net income	$ 202.1	$ 173.6
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	42.2	43.2
Stock-based compensation (Note 9)	31.3	26.0
Excess tax benefit from stock plans	(39.0)	(3.6)
Deferred income taxes	1.1	2.2
Special charges (Note 2)	7.0	4.0
Other	0.4	(1.2)
Changes in operating assets and liabilities:
Accounts and other receivables, net	(4.0)	(38.5)
Inventories, net	(23.9)	(38.3)
Accounts payable and accrued liabilities	6.8	43.0
Prepaid expenses and other current assets	15.7	9.3
Other	7.7	(4.9)
Net cash provided by operating activities	247.4	214.8
Cash flows from investing activities
Capital expenditures	(64.9)	(50.6)
Purchases of short-term investments	(526.2)	(454.0)
Proceeds from short-term investments	488.1	237.2
Investments in intangible assets	(7.0)	(2.3)
Proceeds from sale of assets	2.6	3.9
Proceeds from unconsolidated affiliates, net	0.4	6.9
Investments in trading securities, net	(0.1)	3.3
Acquisition		(42.6)
Other	0.9
Net cash used in investing activities	(106.2)	(298.2)
Cash flows from financing activities
Proceeds from issuance of debt	237.9	505.5
Payments on debt	(211.6)	(376.7)
Purchases of treasury stock	(166.3)	(263.3)
Proceeds from stock plans	89.4	48.6
Excess tax benefit from stock plans	39.0	3.6
Other	2.9	0.7
Net cash used in financing activities	(8.7)	(81.6)
Effect of currency exchange rate changes on cash and cash equivalents	2.1	12.9
Net increase (decrease) in cash and cash equivalents	134.6	(152.1)
Cash and cash equivalents at beginning of period	171.2	396.1
Cash and cash equivalents at end of period	$ 305.8	$ 244.0