XML 91 R77.htm IDEA: XBRL DOCUMENT v3.19.2
Pensions and Other Postretirement Benefits - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2020
Defined Contribution Plan Disclosure [Line Items]      
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax $ 1,707 $ 1,372  
DefinedBenefitsPlanExpectedContributionsInCurrentFiscalYearTotal 10,000    
Scenario, Forecast [Member]      
Defined Contribution Plan Disclosure [Line Items]      
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax     $ 91,000
United States Defined Contribution Plan [Member]      
Defined Contribution Plan Disclosure [Line Items]      
Defined Contribution Plan, Cost Recognized $ 0 $ 29,000