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Inventories and natural gas in storage (Tables)
6 Months Ended
Jun. 30, 2024
Inventory Disclosure [Abstract]  
Inventories Inventories on the Consolidated Balance Sheets were as follows:
 June 30, 2024June 30, 2023December 31, 2023
 (In thousands)
Merchandise for resale$39,408 $32,498 $34,955 
Natural gas in storage (current)16,363 15,388 39,377 
Materials and supplies6,880 6,391 5,460 
Other7,085 5,877 7,600 
Total$69,736 $60,154 $87,392