Balance Sheet and Other Details - Other Non-Current Liabilities (Details) - USD ($) $ in Millions	Jan. 02, 2021	Jun. 27, 2020
Other non-current liabilities
Pension and post-employment benefits	$ 110.9	$ 102.7
Financing obligation	16.2	16.2
Deferred tax liability	24.3	23.9
Long-term deferred revenue	20.1	20.0
Fair value of contingent consideration	6.9	9.4
Operating lease liabilities (Note 12)	25.7	28.1
Uncertain tax position	12.7	11.6
Other	21.4	19.3
Other non-current liabilities	$ 238.2	$ 231.2
Operating Lease, Liability, Noncurrent, Statement of Financial Position	us-gaap:OtherLiabilitiesNoncurrent	us-gaap:OtherLiabilitiesNoncurrent