Employee Pension and Other Benefit Plans (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Jan. 01, 2022	Dec. 31, 2022	Jan. 01, 2022
Employee Defined Benefit Plans
Employer contributions			$ 2.3
Components of the net periodic cost for the pension and benefits plans
Service cost	$ 0.0	$ 0.0	0.0	$ 0.1
Interest cost	0.7	0.4	1.4	0.8
Expected return on plan assets	(0.4)	(0.4)	(0.8)	(0.9)
Amortization of net actuarial losses	0.0	0.7	0.0	1.5
Net periodic benefit cost	0.3	$ 0.7	0.6	$ 1.5
Cash outlays expected during current fiscal year	$ 7.9		7.9
U.K. Plan
Employee Defined Benefit Plans
Employer contributions			0.6
Other Plans
Employee Defined Benefit Plans
Employer contributions			$ 1.7