CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows provided by (used in) operating activities:
Net earnings	$ 600.6	$ 603.9
Adjustments to reconcile net earnings to cash provided by operating activities:
Depreciation and amortization	272.9	265.6
Share-based compensation	41.7	46.1
Income tax benefit from stock option exercises	10.0	10.6
Excess income tax benefit from stock option exercises	(2.3)	(4.0)
Inventory step-up	2.5	9.6
Changes in operating assets and liabilities, net of effect of acquisitions:
Income taxes	29.7	6.8
Receivables	(34.2)	(39.7)
Inventories	(53.3)	(27.7)
Accounts payable and accrued expenses	4.0	(41.3)
Other assets and liabilities	(87.7)	(46.1)
Net cash provided by operating activities	783.9	783.8
Cash flows provided by (used in) investing activities:
Additions to instruments	(104.7)	(128.9)
Additions to other property, plant and equipment	(71.4)	(67.8)
Purchases of investments	(801.7)	(403.8)
Sales of investments	667.1	225.0
Investments in other assets	(56.8)	(35.6)
Net cash used in investing activities	(367.5)	(411.1)
Cash flows provided by (used in) financing activities:
Net proceeds (payments) under revolving credit facilities	(149.9)	375.2
Proceeds from term loans	147.3
Dividends paid to stockholders	(63.2)
Proceeds from employee stock compensation plans	34.1	34.0
Excess income tax benefit from stock option exercises	2.3	4.0
Debt issuance costs	(3.3)
Repurchase of common stock	(345.7)	(906.5)
Net cash used in financing activities	(378.4)	(493.3)
Effect of exchange rates on cash and cash equivalents	(4.8)	4.7
Increase (decrease) in cash and cash equivalents	33.2	(115.9)
Cash and cash equivalents, beginning of year	768.3	668.9
Cash and cash equivalents, end of period	$ 801.5	$ 553.0