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Employee Benefit Plans - Schedule of Multi-Employer Pension Plans (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Multiemployer Plan        
Multiemployer Plans [Line Items]        
Defined Benefit Plan, Plan Assets, Contributions by Employer $ 226 $ 300 $ 471 $ 523
Other Postretirement Benefit Plan        
Multiemployer Plans [Line Items]        
Service cost 0 5 0 10
Interest cost 7 73 13 147
Defined Benefit Plan, Amortization of Gain (Loss)     (6)  
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment (3) 2,728   5,456
Defined Benefit Plan, Amortization of Prior Service Cost (Credit) 0 (4,481) 0 (8,961)
Net periodic benefit cost $ 10 $ (7,131) $ 19 $ (14,260)
Postretirement Health Coverage        
Multiemployer Plans [Line Items]        
Discount rate       0.06%
Postretirement Life Insurance        
Multiemployer Plans [Line Items]        
Discount rate     2.72% 2.87%