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Legal, Environmental and Other Contingencies (Tables)
9 Months Ended
Jun. 30, 2023
Legal, Environmental and Other Contingencies  
Schedule of expected maturities of post-closure monitoring and maintenance activities (discounted)

Expected maturities of post-closure monitoring and maintenance activities (discounted)

    

 

Year Ending September 30,

2024

$

82

2025

 

60

2026

 

58

2027

62

2028 and thereafter

 

79

$

341