Fair Value Measurements (Tables)

12 Months Ended

Jan. 02, 2021

Fair Value Disclosures [Abstract]

Carrying Value and Estimated Fair Values of Outstanding Debt

The carrying values and estimated fair values of our significant outstanding debt as of January 2, 2021 and December 28, 2019 were as follows:

	January 2, 2021				December 28, 2019
(in millions of U.S. dollars)	Carrying Value		Fair Value		Carrying Value		Fair Value
5.500% senior notes due in 2024 1, 2	$	—	$	—	$	493.5	$	514.5
5.500% senior notes due in 2025 1, 2	743.0		767.2		741.8		775.3
3.875% senior notes due in 2028 1, 2	543.6		559.9		—		—
Total	$	1,286.6	$	1,327.1	$	1,235.3	$	1,289.8

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1     The fair values were based on the trading levels and bid/offer prices observed by a market participant and are considered Level 2 financial instruments.

2     Carrying value of our significant outstanding debt is net of unamortized debt issuance costs as of January 2, 2021 and December 28, 2019 (see Note 17 to the Consolidated Financial Statements).