PREPAID EXPENSES AND OTHER ASSETS (Tables)

12 Months Ended

Dec. 31, 2019

Prepaid Expense and Other Assets, Current [Abstract]

Schedule of Prepaid Expenses and Other Assets

Prepaid expenses and other assets at December 31 are summarized as follows:
	2019		2018
	(thousands of dollars)
Prepaid license	$	1,209	$	2,419
Spare parts	1,857		1,597
Insurance receivable	1,148		—
Other prepaid expenses and assets	733		648
Total	$	4,947	$	4,664