Condensed Consolidating Financial Statements (Details 4) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Operating Activities:
Net earnings	$ 458.1	$ 382.4	$ 1,568.1	$ 1,258.8
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization			318.7	314.9
Deferred income taxes			32.8	16.4
Stock compensation expense			8.8	8.0
Excess tax benefit from stock-based compensation	(14.6)	(7.1)	(30.0)	(25.7)
Unrealized (gain) loss on derivatives			(61.5)	27.6
(Gain) loss on disposal of property, plant and equipment and non-core assets			4.0	7.4
Undistributed (earnings) of affiliates - net			(59.0)	(51.5)
Changes in:
Account and notes receivable - net			(67.8)	(33.7)
Margin deposits			0.8	4.4
Inventories - net			3.2	(75.1)
Accrued income taxes			(200.1)	21.2
Accounts and notes payable and accrued expenses			64.0	42.5
Customer advances			360.1	446.8
Other - net			12.2	(6.9)
Net cash provided by operating activities			1,954.3	1,955.1
Investing Activities:
Additions to property, plant and equipment			(261.4)	(169.2)
Proceeds from the sale of property, plant and equipment and non-core assets			11.6	51.3
Sales and maturities of short-term and auction rate securities			31.0	36.9
Deposits to asset retirement funds			(2.2)
Other - net				31.2
Net cash used in investing activities			(221.0)	(49.8)
Financing Activities:
Payments of long-term debt			(13.0)	(346.0)
Advances from unconsolidated affiliates			40.5
Dividends paid on common stock			(77.4)	(42.6)
Distributions to noncontrolling interests			(212.8)	(127.4)
Financing fees				(1.5)
Purchase of treasury stock			(500.0)	(801.9)
Issuances of common stock under employee stock plans			12.6	14.5
Excess tax benefit from stock-based compensation			30.0	25.7
Net cash used in financing activities			(720.1)	(1,279.2)
Effect of exchange rate changes on cash and cash equivalents			1.1	2.3
Increase in cash and cash equivalents			1,014.3	628.4
Cash and cash equivalents at beginning of period			1,207.0	797.7
Cash and cash equivalents at end of period	2,221.3	1,426.1	2,221.3	1,426.1
Parent | Condensed Consolidating Financial Information Relating to Senior Notes
Operating Activities:
Net earnings	403.3	330.9	1,378.0	1,100.3
Adjustments to reconcile net earnings to net cash provided by operating activities:
Deferred income taxes				2.0
Stock compensation expense			8.0	7.3
Excess tax benefit from stock-based compensation			(30.0)	(25.7)
Undistributed (earnings) of affiliates - net			(1,379.3)	(1,101.8)
Due to / from affiliates - net			480.7	780.7
Changes in:
Accounts and notes payable and accrued expenses				(0.9)
Other - net				(0.2)
Net cash provided by operating activities			457.4	761.7
Financing Activities:
Dividends paid on common stock			(77.4)	(42.6)
Dividends to / from affiliates			77.4	42.6
Purchase of treasury stock			(500.0)	(801.9)
Issuances of common stock under employee stock plans			12.6	14.5
Excess tax benefit from stock-based compensation			30.0	25.7
Net cash used in financing activities			(457.4)	(761.7)
Parent | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Operating Activities:
Net earnings	403.3	330.9	1,378.0	1,100.3
Adjustments to reconcile net earnings to net cash provided by operating activities:
Deferred income taxes				2.0
Stock compensation expense			8.0	7.3
Excess tax benefit from stock-based compensation			(30.0)	(25.7)
Undistributed (earnings) of affiliates - net			(1,379.3)	(1,101.8)
Due to / from affiliates - net			480.7	780.7
Changes in:
Accounts and notes payable and accrued expenses				(0.9)
Other - net				(0.2)
Net cash provided by operating activities			457.4	761.7
Financing Activities:
Dividends paid on common stock			(77.4)	(42.6)
Dividends to / from affiliates			77.4	42.6
Purchase of treasury stock			(500.0)	(801.9)
Issuances of common stock under employee stock plans			12.6	14.5
Excess tax benefit from stock-based compensation			30.0	25.7
Net cash used in financing activities			(457.4)	(761.7)
CFI | Condensed Consolidating Financial Information Relating to Senior Notes
Operating Activities:
Net earnings	403.5	331.4	1,379.3	1,101.8
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization			94.0	103.4
Deferred income taxes			20.7	(12.9)
Unrealized (gain) loss on derivatives			(52.3)	23.7
(Gain) loss on disposal of property, plant and equipment and non-core assets			1.3	(32.0)
Undistributed (earnings) of affiliates - net			(887.9)	(698.7)
Due to / from affiliates - net			(480.4)	(781.1)
Changes in:
Account and notes receivable - net			(35.5)	491.0
Margin deposits			0.8	2.6
Inventories - net			(14.4)	(77.2)
Accrued income taxes			(455.7)	(203.7)
Accounts and notes payable and accrued expenses			662.0	276.1
Customer advances			223.6	322.8
Other - net			(8.2)	1.9
Net cash provided by operating activities			447.3	517.7
Investing Activities:
Additions to property, plant and equipment			(149.4)	(93.2)
Proceeds from the sale of property, plant and equipment and non-core assets			7.5	48.9
Sales and maturities of short-term and auction rate securities			31.0	33.8
Deposits to asset retirement funds			(2.2)
Net cash used in investing activities			(113.1)	(10.5)
Financing Activities:
Payments of long-term debt				(346.0)
Dividends to / from affiliates			(77.4)	(42.6)
Distributions to noncontrolling interests			300.5	153.0
Financing fees				(1.5)
Net cash used in financing activities			223.1	(237.1)
Effect of exchange rate changes on cash and cash equivalents			(14.2)	9.8
Increase in cash and cash equivalents			543.1	279.9
Cash and cash equivalents at beginning of period			98.7	136.2
Cash and cash equivalents at end of period	641.8	416.1	641.8	416.1
CFI | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Operating Activities:
Net earnings	403.5	331.4	1,379.3	1,101.8
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization			94.0	103.4
Deferred income taxes			20.7	(12.9)
Unrealized (gain) loss on derivatives			(52.3)	23.7
(Gain) loss on disposal of property, plant and equipment and non-core assets			1.3	(32.0)
Undistributed (earnings) of affiliates - net			(887.9)	(698.7)
Due to / from affiliates - net			(480.4)	(781.1)
Changes in:
Account and notes receivable - net			(35.5)	491.0
Margin deposits			0.8	2.6
Inventories - net			(14.4)	(77.2)
Accrued income taxes			(455.7)	(203.7)
Accounts and notes payable and accrued expenses			662.0	276.1
Customer advances			223.6	322.8
Other - net			(8.2)	1.9
Net cash provided by operating activities			447.3	517.7
Investing Activities:
Additions to property, plant and equipment			(149.4)	(93.2)
Proceeds from the sale of property, plant and equipment and non-core assets			7.5	48.9
Sales and maturities of short-term and auction rate securities			31.0	33.8
Deposits to asset retirement funds			(2.2)
Net cash used in investing activities			(113.1)	(10.5)
Financing Activities:
Payments of long-term debt				(346.0)
Dividends to / from affiliates			(77.4)	(42.6)
Distributions to noncontrolling interests			300.5	153.0
Financing fees				(1.5)
Net cash used in financing activities			223.1	(237.1)
Effect of exchange rate changes on cash and cash equivalents			(14.2)	9.8
Increase in cash and cash equivalents			543.1	279.9
Cash and cash equivalents at beginning of period			98.7	136.2
Cash and cash equivalents at end of period	641.8	416.1	641.8	416.1
Subsidiaries | Condensed Consolidating Financial Information Relating to Senior Notes
Operating Activities:
Net earnings	332.7	277.2	1,075.9	857.3
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization			224.7	211.5
Deferred income taxes			12.1	27.3
Stock compensation expense			0.8	0.7
Unrealized (gain) loss on derivatives			(9.2)	3.9
(Gain) loss on disposal of property, plant and equipment and non-core assets			2.7	39.4
Undistributed (earnings) of affiliates - net			(56.9)	(51.6)
Due to / from affiliates - net			(0.3)	0.4
Changes in:
Account and notes receivable - net			(634.1)	(275.3)
Margin deposits				1.8
Inventories - net			17.6	2.1
Accrued income taxes			255.6	224.9
Accounts and notes payable and accrued expenses			3.8	(482.1)
Customer advances			136.5	124.0
Other - net			20.4	(8.6)
Net cash provided by operating activities			1,049.6	675.7
Investing Activities:
Additions to property, plant and equipment			(112.0)	(76.0)
Proceeds from the sale of property, plant and equipment and non-core assets			4.1	2.4
Sales and maturities of short-term and auction rate securities				3.1
Other - net				31.2
Net cash used in investing activities			(107.9)	(39.3)
Financing Activities:
Payments of long-term debt			(13.0)
Advances from unconsolidated affiliates			40.5
Distributions to noncontrolling interests			(513.3)	(280.4)
Net cash used in financing activities			(485.8)	(280.4)
Effect of exchange rate changes on cash and cash equivalents			15.3	(7.5)
Increase in cash and cash equivalents			471.2	348.5
Cash and cash equivalents at beginning of period			1,108.3	661.5
Cash and cash equivalents at end of period	1,579.5	1,010.0	1,579.5	1,010.0
Guarantor Subsidiaries | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Operating Activities:
Net earnings	209.1	156.6	657.3	520.6
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization			113.1	105.9
Deferred income taxes			24.5	35.1
Unrealized (gain) loss on derivatives				(0.4)
(Gain) loss on disposal of property, plant and equipment and non-core assets			2.7	37.9
Undistributed (earnings) of affiliates - net			(545.1)	(487.1)
Due to / from affiliates - net			393.7	374.4
Changes in:
Account and notes receivable - net			(632.2)	(2.2)
Inventories - net			1.2	(10.7)
Accrued income taxes			241.4	208.1
Accounts and notes payable and accrued expenses			4.5	(679.3)
Customer advances			134.6	175.0
Other - net			43.5	(4.7)
Net cash provided by operating activities			439.2	272.6
Investing Activities:
Additions to property, plant and equipment			(64.6)	(59.2)
Proceeds from the sale of property, plant and equipment and non-core assets			4.1	2.4
Net cash used in investing activities			(60.5)	(56.8)
Financing Activities:
Payments of long-term debt			(13.0)
Distributions to noncontrolling interests			(58.8)	(45.9)
Net cash used in financing activities			(71.8)	(45.9)
Increase in cash and cash equivalents			306.9	169.9
Cash and cash equivalents at beginning of period			300.2	164.0
Cash and cash equivalents at end of period	607.1	333.9	607.1	333.9
Non-Guarantor Subsidiaries | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Operating Activities:
Net earnings	301.6	290.5	961.3	823.6
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization			111.6	105.6
Deferred income taxes			(12.4)	(7.8)
Stock compensation expense			0.8	0.7
Unrealized (gain) loss on derivatives			(9.2)	4.3
(Gain) loss on disposal of property, plant and equipment and non-core assets				1.5
Undistributed (earnings) of affiliates - net			(54.5)	(51.4)
Due to / from affiliates - net			(394.0)	(374.0)
Changes in:
Account and notes receivable - net			(1.9)	(273.1)
Margin deposits				1.8
Inventories - net			16.4	12.8
Accrued income taxes			14.2	16.8
Accounts and notes payable and accrued expenses			(0.7)	197.2
Customer advances			1.9	(51.0)
Other - net			(23.1)	(3.9)
Net cash provided by operating activities			610.4	403.1
Investing Activities:
Additions to property, plant and equipment			(47.4)	(16.8)
Sales and maturities of short-term and auction rate securities				3.1
Other - net				31.2
Net cash used in investing activities			(47.4)	17.5
Financing Activities:
Advances from unconsolidated affiliates			40.5
Distributions to noncontrolling interests			(454.5)	(234.5)
Net cash used in financing activities			(414.0)	(234.5)
Effect of exchange rate changes on cash and cash equivalents			15.3	(7.5)
Increase in cash and cash equivalents			164.3	178.6
Cash and cash equivalents at beginning of period			808.1	497.5
Cash and cash equivalents at end of period	972.4	676.1	972.4	676.1
Eliminations | Condensed Consolidating Financial Information Relating to Senior Notes
Operating Activities:
Net earnings	(681.4)	(557.1)	(2,265.1)	(1,800.6)
Adjustments to reconcile net earnings to net cash provided by operating activities:
Undistributed (earnings) of affiliates - net			2,265.1	1,800.6
Changes in:
Account and notes receivable - net			601.8	(249.4)
Accounts and notes payable and accrued expenses			(601.8)	249.4
Eliminations | Condensed Consolidating Financial Information Relating to Shelf Registration Statement
Operating Activities:
Net earnings	(859.4)	(727.0)	(2,807.8)	(2,287.5)
Adjustments to reconcile net earnings to net cash provided by operating activities:
Undistributed (earnings) of affiliates - net			2,807.8	2,287.5
Changes in:
Account and notes receivable - net			601.8	(249.4)
Accounts and notes payable and accrued expenses			$ (601.8)	$ 249.4