Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 238.4	$ 211.3
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	73.0	63.5
Share based compensation	22.0	15.7
Other	(5.9)	(5.5)
Movement in deferred taxes	(20.8)	42.2
Equity in earnings of equity method investees	(0.9)	(1.2)
Changes in operating assets and liabilities:
Increase in accounts receivable	(65.2)	(74.8)
Increase in sales deduction accrual	54.5	31.2
Increase in inventory	(25.0)	(12.7)
Decrease in prepayments and other assets	17.2	5.0
Decrease in accounts and notes payable and other liabilities	(30.3)	(72.8)
Net cash provided by operating activities	257.0	201.9
CASH FLOWS FROM INVESTING ACTIVITIES:
Movements in restricted cash	5.7	(4.1)
Purchases of non-current investments	(4.1)	(2.5)
Purchases of property, plant and equipment ("PPE")	(31.7)	(46.5)
Purchases of intangible assets	(22.0)	0
Proceeds from disposal of non-current investments and PP&E	3.8	0.1
Proceeds received on sale of product rights	5.6	0
Proceeds from capital expenditure grants	8.4	0
Returns from equity investments	0.1	1.1
Net cash used in investing activities	(34.2)	(51.9)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payment under building finance obligation	(0.3)	(0.2)
Excess tax benefit associated with exercise of stock options	34.8	9.0
Proceeds from exercise of options	0.9	0.2
Net cash provided by financing activities	35.4	9.0
Effect of foreign exchange rate changes on cash and cash equivalents	1.2	2.4
Net increase in cash and cash equivalents	259.4	161.4
Cash and cash equivalents at beginning of period	620.0	550.6
Cash and cash equivalents at end of period	879.4	712.0
Supplemental information associated with continuing operations:
Interest paid	(1.1)	(0.5)
Income taxes paid	$ (29.5)	$ (6.4)