Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2024	Dec. 31, 2023	Jan. 01, 2023
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ (0.6)	$ 36.4	$ (62.5)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of tax benefit of $0.2 million, $0.0 million and $0.2 million, respectively	(6.9)	8.0	(7.5)
Less: Reclassification adjustments included in net earnings (loss) - liquidation of Japan subsidiary	0.0	0.0	20.4
Less: Reclassification adjustments included in net earnings (loss) - equity method investment and other	(0.6)	0.0	4.7
Foreign currency translation adjustments	(7.5)	8.0	17.6
Pension liability adjustments, net of tax benefit of $0.4 million, and net of tax expense of $0.2 million and $0.5 million, respectively	0.0	0.6	1.5
Less: Reclassification adjustments included in net earnings	0.4	0.1	0.1
Pension liability adjustments	0.4	0.7	1.6
Other comprehensive income (loss), net of tax	(7.1)	8.7	19.2
Comprehensive income (loss)	$ (7.7)	$ 45.1	$ (43.3)