Condensed Consolidating Financial Statements (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net earnings	$ 458.1	$ 382.4	$ 1,568.1	$ 1,258.8
Other comprehensive income	38.2	(47.4)	62.4	(15.4)
Comprehensive income	496.3	335.0	1,630.5	1,243.4
Less: Comprehensive income attributable to noncontrolling interest	55.7	49.3	191.1	157.2
Comprehensive income attributable to common stockholders	440.6	285.7	1,439.4	1,086.2
Parent | Condensed Consolidating Financial Information Relating to Senior Notes
Net earnings	403.3	330.9	1,378.0	1,100.3
Other comprehensive income	37.3	(45.2)	61.3	(14.1)
Comprehensive income	440.6	285.7	1,439.3	1,086.2
Comprehensive income attributable to common stockholders	440.6	285.7	1,439.3	1,086.2
Parent | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Net earnings	403.3	330.9	1,378.0	1,100.3
Other comprehensive income	37.3	(45.2)	61.3	(14.1)
Comprehensive income	440.6	285.7	1,439.3	1,086.2
Comprehensive income attributable to common stockholders	440.6	285.7	1,439.3	1,086.2
CFI | Condensed Consolidating Financial Information Relating to Senior Notes
Net earnings	403.5	331.4	1,379.3	1,101.8
Other comprehensive income	37.3	(45.2)	61.3	(14.1)
Comprehensive income	440.8	286.2	1,440.6	1,087.7
Comprehensive income attributable to common stockholders	440.8	286.2	1,440.6	1,087.7
CFI | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Net earnings	403.5	331.4	1,379.3	1,101.8
Other comprehensive income	37.3	(45.2)	61.3	(14.1)
Comprehensive income	440.8	286.2	1,440.6	1,087.7
Comprehensive income attributable to common stockholders	440.8	286.2	1,440.6	1,087.7
Subsidiaries | Condensed Consolidating Financial Information Relating to Senior Notes
Net earnings	332.7	277.2	1,075.9	857.3
Other comprehensive income	27.6	(47.1)	48.4	(20.0)
Comprehensive income	360.3	230.1	1,124.3	837.3
Less: Comprehensive income attributable to noncontrolling interest	141.6	133.6	471.8	380.4
Comprehensive income attributable to common stockholders	218.7	96.5	652.5	456.9
Guarantor Subsidiaries | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Net earnings	209.1	156.6	657.3	520.6
Other comprehensive income	25.6	(42.9)	45.8	(17.9)
Comprehensive income	234.7	113.7	703.1	502.7
Less: Comprehensive income attributable to noncontrolling interest	17.3	16.5	52.5	51.5
Comprehensive income attributable to common stockholders	217.4	97.2	650.6	451.2
Non-Guarantor Subsidiaries | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Net earnings	301.6	290.5	961.3	823.6
Other comprehensive income	98.2	(51.2)	89.7	(16.7)
Comprehensive income	399.8	239.3	1,051.0	806.9
Less: Comprehensive income attributable to noncontrolling interest	124.3	117.1	419.3	328.9
Comprehensive income attributable to common stockholders	275.5	122.2	631.7	478.0
Eliminations | Condensed Consolidating Financial Information Relating to Senior Notes
Net earnings	(681.4)	(557.1)	(2,265.1)	(1,800.6)
Other comprehensive income	(64.0)	90.1	(108.6)	32.8
Comprehensive income	(745.4)	(467.0)	(2,373.7)	(1,767.8)
Less: Comprehensive income attributable to noncontrolling interest	(85.9)	(84.3)	(280.7)	(223.2)
Comprehensive income attributable to common stockholders	(659.5)	(382.7)	(2,093.0)	(1,544.6)
Eliminations | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Net earnings	(859.4)	(727.0)	(2,807.8)	(2,287.5)
Other comprehensive income	(160.2)	137.1	(195.7)	47.4
Comprehensive income	(1,019.6)	(589.9)	(3,003.5)	(2,240.1)
Less: Comprehensive income attributable to noncontrolling interest	(85.9)	(84.3)	(280.7)	(223.2)
Comprehensive income attributable to common stockholders	$ (933.7)	$ (505.6)	$ (2,722.8)	$ (2,016.9)