XML 71 R57.htm IDEA: XBRL DOCUMENT v3.22.1
Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Classes of current inventories [abstract]    
Lubricants $ 765 $ 319
Gas cylinders 87 75
Bunkers 0 854
Total $ 852 $ 1,248