XML 65 R45.htm IDEA: XBRL DOCUMENT v3.20.2
Inventories (Tables)
12 Months Ended
Sep. 30, 2020
Inventory Disclosure [Abstract]  
Components of Inventories
Inventories comprise the following at September 30:
20202019
Non-utility LPG and natural gas$164 $150 
Gas Utility natural gas20 27 
Materials, supplies and other57 53 
Total inventories$241 $230