INTANGIBLES

12 Months Ended

Dec. 31, 2021

INTANGIBLES [Abstract]

INTANGIBLES

4. INTANGIBLES

Intangible assets consist of the following:

	Dollars in Thousands
	December 31, 2021
			Accumulated		Net Book
	Cost		Amortization		Value
Technology	$	18,990	$	4,273	$	14,717
	$	18,990	$	4,273	$	14,717

	Dollars in Thousands
	December 31, 2020
			Accumulated		Net Book
	Cost		Amortization		Value
Technology	$	18,990	$	3,323	$	15,667
	$	18,990	$	3,323	$	15,667

	Estimated Useful Life
Technology	20	years

Amortization expense for intangible assets was $1.0 million during the years ended December 31, 2021 and 2020. Amortization expense for intangible assets is expected to be $0.9 million for each of the years ending December 31, 2022, 2023, 2024, 2025 and 2026, respectively.