Intangible Assets, Net

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets, Net

Intangible Assets, Net

The following table summarizes intangible assets, net as of December 31, 2022 and January 1, 2022:

	December 31, 2022						January 1, 2022
(in millions of U.S. dollars)	Cost		Accumulated Amortization		Net		Cost		Accumulated Amortization		Net
Intangible Assets
Not subject to amortization
Trademarks	$	437.2	$	—	$	437.2	$	459.2	$	—	$	459.2
Intellectual Property	1.4		—		1.4		0.7		—		0.7
Total intangible assets not subject to amortization	$	438.6	$	—	$	438.6	$	459.9	$	—	$	459.9
Subject to amortization
Customer relationships	818.2		401.8		416.4		831.4		368.7		462.7
Patents	19.2		11.0		8.2		19.2		8.7		10.5
Software	80.3		58.9		21.4		72.2		48.5		23.7
Other	19.3		9.2		10.1		20.4		7.4		13.0
Total intangible assets subject to amortization	$	937.0	$	480.9	$	456.1	$	943.2	$	433.3	$	509.9
Total intangible assets	$	1,375.6	$	480.9	$	894.7	$	1,403.1	$	433.3	$	969.8

Amortization expense of intangible assets was $65.2 million during 2022 (2021 - $63.6 million; 2020 - $63.3 million).

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

(in millions of U.S. dollars)
2023	$	57.1
2024	49.4
2025	41.4
2026	39.9
2027	34.0
Thereafter	234.3
Total	$	456.1