v3.26.1
Note 9 - Asset Retirement Obligations (Tables)
12 Months Ended
Dec. 31, 2025
Statement Line Items [Line Items]  
Disclosure of detailed information about asset retirement obligations [text block]
  

December 31,

2025

  

December 31,

2024

 

Balance at January 1,

 $2,842  $3,126 

Change in estimate from discounting and estimate of costs

  (646)  (384)

Accretion

  93   100 

Balance

 $2,289  $2,842