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Leases - Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 26, 2021	Sep. 27, 2020
Cash used in operating activities:
Cash paid for operating leases	$ 1.6	$ 1.3
Cash paid for interest portion of financing leases	0.1	0.1
Cash used in financing activities:
Cash paid for principal portion of finance leases	0.1	0.1
Non-cash activities:
Operating lease additions and modifications, net	2.6	1.2
Finance lease additions	3.5	0.0
Transfer of finance lease liability to accounts payable and accrued expenses	$ 0.0	$ 4.2

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Amount of interest paid on finance lease liability.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Amount of increase in right-of-use asset obtained in exchange for finance lease liability.

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