Accounts Payable and Accrued Liabilities (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Accounts Payable and Accrued Liabilities [Abstract]
Trade accounts payable and accruals	$ 778.1	$ 925.1
Advances from customers	1,396.1	1,320.1
Other accruals	681.7	800.5
Total accounts payable and accrued liabilities	2,855.9	3,045.7
Product Warranty Accrual [Roll Forward]
Balance, beginning	67.6
Net warranty provisions	7.5
Charges against accrual	(11.5)
Translation and other	(0.4)
Balance, ending	$ 63.2