Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows provided by (used in) operating activities:
Net earnings	$ 105.8	$ 171.1
Adjustments to reconcile net earnings to cash provided by operating activities:
Depreciation and amortization	246.9	89.0
Share-based compensation	12.7	12.9
Income tax benefit from stock option exercises	10.0	16.4
Excess income tax benefit from stock option exercises	(3.2)	(7.8)
Inventory step-up	153.7	0.4
Changes in operating assets and liabilities, net of effect of acquisitions:
Income taxes	(40.8)	(12.6)
Receivables	(83.4)	6.6
Inventories	38.3	(57.9)
Accounts payable and accrued expenses	(120.7)	(151.4)
Other assets and liabilities	(54.1)	24.8
Net cash provided by operating activities	265.2	91.5
Cash flows provided by (used in) investing activities:
Additions to instruments	(85.1)	(62.4)
Additions to other property, plant and equipment	(27.6)	(34.4)
Purchases of investments	(0.3)	(152.6)
Sales of investments	223.5	320.3
Investments in other assets	(14.7)	(3.0)
Net cash provided by investing activities	95.8	67.9
Cash flows provided by (used in) financing activities:
Proceeds from senior notes		7,628.2
Payments on term loan	(400.0)
Net proceeds under revolving credit facilities	0.3	0.8
Dividends paid to stockholders	(44.6)	(37.3)
Proceeds from employee stock compensation plans	31.3	27.5
Excess income tax benefit from stock option exercises	3.2	7.8
Debt issuance costs		(58.4)
Repurchase of common stock	(415.5)
Net cash (used in) provided by financing activities	(825.3)	7,568.6
Effect of exchange rates on cash and cash equivalents	1.8	(17.8)
(Decrease) increase in cash and cash equivalents	(462.5)	7,710.2
Cash and cash equivalents, beginning of year	1,459.3	1,083.3
Cash and cash equivalents, end of period	$ 996.8	$ 8,793.5