THE COMPANY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2023

Accounting Policies [Abstract]

Schedule of Fair Value Measurements on Recurring and Non-recurring basis

	December 31, 2023
(thousands of dollars)	Level 1		Level 2		Level 3		Total
Current assets
Cash equivalent:
Money market account	$	10,424	$	—	$	—	$	10,424
Total current assets recorded at fair value	$	10,424	$	—	$	—	$	10,424

	December 31, 2022
(thousands of dollars)	Level 1		Level 2		Level 3		Total
Current assets
Cash equivalent:
Money market account	$	68,676	$	—	$	—	$	68,676
Total current assets recorded at fair value	$	68,676	$	—	$	—	$	68,676