Income taxes (Unrecognized Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 27, 2020	Jun. 29, 2019
Reconciliation of the beginning and ending accrual balance for unrecognized tax benefits
Balance at beginning of year	$ 123,765	$ 84,357
Additions for tax positions taken in prior periods	10,456	44,429
Reductions for tax positions taken in prior periods	(33,880)	(5,237)
Reductions related to tax rate change		(254)
Additions for tax positions taken in current period	23,611	11,343
Reductions related to settlements with taxing authorities	(5,480)	(2,001)
Reductions related to the lapse of applicable statutes of limitations	(21,339)	(6,787)
Adjustments related to foreign currency translation	(841)	(2,085)
Balance at end of year	$ 96,292	$ 123,765

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from foreign currency translation.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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