Hedging Transactions and Derivative Financial Instruments (Tables)

3 Months Ended

Apr. 04, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of Reconciliation of Company's Derivatives by Contract Type

Set forth below is a reconciliation of the Company’s derivatives by contract type for the periods indicated:

(in millions of U.S. dollars) Derivative Contract	April 4, 2015					January 3, 2015
	Assets		Liabilities			Assets		Liabilities
Foreign currency hedge	$	2.0	$	—		$	1.0	$	—
Aluminum swaps		0.2		(3.1	)		0.2		(2.3	)
	$	2.2	$	(3.1	)	$	1.2	$	(2.3	)

Summary of Fair Value of Aluminum Swap Assets and Liabilities

The fair value of the aluminum swap assets and liabilities which are shown on a net basis are reconciled in the table below:

(in millions of U.S. dollars)	April 4, 2015					January 3, 2015
	Assets		Liabilities			Assets		Liabilities
Aluminum swap assets	$	0.2	$	0.2		$	0.2	$	0.2
Aluminum swap liabilities		—		(3.3	)		—		(2.5	)
Net asset (liability)	$	0.2	$	(3.1	)	$	0.2	$	(2.3	)