XML 102 R42.htm IDEA: XBRL DOCUMENT v3.20.1
Inventories (Tables)
12 Months Ended
Dec. 31, 2019
Classes Of Inventories [Abstract]  
Schedule of Inventories
20192018
Uranium
Concentrate$204,123$335,276
Broken ore51,09451,545
255,217386,821
Fuel services62,70175,541
Other2,8525,433
Total$320,770$467,795