Income Taxes From Continuing Operations (Schedule Of Deferred Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Income Taxes From Continuing Operations [Abstract]
Allowance for doubtful accounts	$ 70.9	$ 46.1
Inventories	154.5	74.5
Pension and postretirement benefits	382.0	173.7
Environmental and regulatory compliance	35.5	30.8
Other accruals and prepayments	338.1	300.3
Stock compensation expense	114.6	97.9
Tax credit and loss carryforwards	864.0	787.1
Other	2.8	15.2
Valuation allowance	(316.6)	(283.9)
Total deferred tax asset	1,645.8	1,241.7
Property, plant and equipment	(258.5)	(69.5)
Insurance, including self - insurance	(108.9)	(55.3)
Basis difference in LYONs	(118.6)	(151.3)
Goodwill and other intangibles	(2,016.4)	(1,098.1)
Deferred service income	(174.7)	(180.9)
Unrealized gains on marketable securities	(56.8)	(42.5)
Total deferred tax liability	(2,733.9)	(1,597.6)
Net deferred tax liability	$ (1,088.1)	$ (355.9)