Accounts Payable and Accrued Expenses (Detail) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Accounts Payable and Accrued Liabilities, Current [Abstract]
Trade accounts payable	$ 263.7	$ 256.7
Accrued marketing and promotion costs	124.0	123.7
Accrued wages and related benefit costs	28.4	67.0
Other accrued current liabilities	54.4	47.7
Total	$ 470.5	$ 495.1