Intangible Assets, Net (Tables)

6 Months Ended

Jun. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets

The following table summarizes intangible assets, net as of June 30, 2018 and December 30, 2017:

	June 30, 2018						December 30, 2017
(in millions of U.S. dollars)	Cost		Accumulated Amortization		Net		Cost		Accumulated Amortization		Net
Intangible Assets
Not subject to amortization
Rights	$	24.5	$	—	$	24.5	$	24.5	$	—	$	24.5
Trademarks	265.1		—		265.1		264.1		—		264.1
Total intangible assets not subject to amortization	289.6		—		289.6		288.6		—		288.6
Subject to amortization
Customer relationships	596.7		181.6		415.1		583.4		154.7		428.7
Patents	15.2		1.8		13.4		15.2		1.0		14.2
Software	31.6		16.8		14.8		28.8		13.0		15.8
Other	17.0		5.2		11.8		8.0		4.2		3.8
Total intangible assets subject to amortization	660.5		205.4		455.1		635.4		172.9		462.5
Total intangible assets	$	950.1	$	205.4	$	744.7	$	924.0	$	172.9	$	751.1

Estimated Amortization Expense for Intangible Assets

The estimated amortization expense for intangible assets over the next five years is:

(in millions of U.S. dollars)
Remainder of 2018	$	37.3
2019	64.8
2020	55.4
2021	47.1
2022	40.6
Thereafter	209.9
Total	$	455.1