Quarterly report pursuant to Section 13 or 15(d)

PENSION PLANS - Components of Pension Cost (Details)

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PENSION PLANS - Components of Pension Cost (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Dec. 29, 2018
Jun. 30, 2018
Dec. 30, 2017
Dec. 29, 2018
Dec. 30, 2017
Retirement Benefits [Abstract]          
Service cost – benefits earned during the period $ 6,097   $ 6,157 $ 17,882 $ 18,474
Interest cost on projected benefit obligations 15,807   14,735 47,638 44,174
Expected return on plan assets (23,185)   (23,830) (70,216) (71,452)
Pension settlement charges 662   0 8,846 0
Pension curtailment losses 0 $ 9,500 1,671 9,483 1,671
Amortization of deferred amounts:          
Net deferred actuarial losses 6,676   10,026 22,153 30,058
Deferred prior service costs (credits) (58)   646 552 1,934
Net periodic pension cost $ 5,999   $ 9,405 $ 36,338 $ 24,859