PREPAID EXPENSES AND OTHER ASSETS

12 Months Ended

Dec. 31, 2021

Prepaid Expense and Other Assets, Current [Abstract]

PREPAID EXPENSES AND OTHER ASSETS

PREPAID EXPENSES AND OTHER ASSETS

Prepaid expenses and other assets at December 31 are summarized as follows:
	2021		2020
	(thousands of dollars)
Prepaid license	$	500	$	403
Prepaid insurance	1,145		4,241
Spare parts	2,114		2,376
Cash held by AMAK for foreign taxes (see Note 6)	—		1,877
Other prepaid expenses and assets	554		301
Total	$	4,313	$	9,198