INCOME TAXES - DEFERRED TAX ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands	Jun. 27, 2020	Jun. 29, 2019
Deferred tax assets:
Net operating loss carryforwards	$ 379,620	$ 274,231
Pension	184,616	157,670
Receivables	99,540	17,383
Deferred compensation	31,603	29,694
Share-based compensation	21,296	39,218
Inventory	17,069	12,139
Self-insured liabilities	3,409	16,496
Other	41,820	34,366
Deferred tax assets before valuation allowances	778,973	581,197
Valuation allowances	(137,862)	(127,807)
Total deferred tax assets	641,111	453,390
Deferred tax liabilities:
Goodwill and intangible assets	329,940	358,847
Excess tax depreciation and basis differences of assets	169,920	163,123
Other	33,737	22,892
Total deferred tax liabilities	533,597	544,862
Total net deferred tax assets (liabilities)	$ 107,514
Total net deferred tax assets (liabilities)		$ (91,472)