INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2017

INTANGIBLE ASSETS [Abstract]

Schedule of intangible assets

Intangible assets consisted of the following (dollars in thousands):

	December 31, 2017
							Weighted
	Gross				Net		Average
	Carrying		Accumulated		Carrying		Useful Life
	Amount		Amortization		Value		(in Years)
Developed technology	$	3,900	$	(3,900)	$	—	—
Vision development costs		2,929		(452)		2,477	8.0
Software development costs		1,008		—		1,008	—
	$	7,837	$	(4,352)	$	3,485	8.0

	December 31, 2016
							Weighted
	Gross				Net		Average
	Carrying		Accumulated		Carrying		Useful Life
	Amount		Amortization		Value		(in Years)
Developed technology	$	3,900	$	(3,900)	$	—	—
Vision development costs		2,885		(90)		2,795	8.0
	$	6,785	$	(3,990)	$	2,795	8.0

Schedule of estimated future amortization expense

The estimated future amortization expense related to other intangible assets for the next five fiscal years is as follows (dollars in thousands):

		Amortization
		Expense
2018	$	367
2019		367
2020		367
2021		367
2022		367