CHANGES IN BUSINESS (Tables)

12 Months Ended

Dec. 31, 2019

Schedule of exit costs

(in thousands)		Lease		Severance		Total
Balance, December 31, 2017	$	—	$	—	$	—
Restructuring charges		536		5,153		5,689
Payments for restructuring		(169)		(2,264)		(2,433)
Balance, December 31, 2018	$	367	$	2,889	$	3,256
Payments for restructuring		(225)		(2,889)		(3,114)
Adjustments		(142)		—		(142)
Balance, December 31, 2019	$	—	$	—	$	—

Summary of restructuring expenses

	Year Ended December 31,
(in thousands)	2019		2018
Lease	$	—	$	536
Severance		—		5,153
Total	$	—	$	5,689

Discontinued operations, held-for-sale or disposed of by sale

Schedule of Financial Information of Disposal Group

	December 31,
(in thousands)	2019		2018
Liabilities:
Accrued compensation and benefits	$	—	$	259
Other current liabilities		340		381
Current liabilities of discontinued operations		340		640
Liability for pension obligation		2,708		2,781
Liability for uncertain tax positions		1,778		2,407
Long-term liabilities of discontinued operations		4,486		5,188
Total liabilities of discontinued operations	$	4,826	$	5,828

	Year Ended December 31,
(in thousands)	2019		2018
Revenue
Electrical Solutions	$	—	$	22,259
Total revenue		—		22,259
Cost of revenue
Electrical Solutions		—		24,613
Total cost of revenue		—		24,613
Selling and marketing expenses		—		207
General and administrative expenses		21		2,634
Other		213		(38)
Income (loss) from discontinued operations before income taxes		(234)		(5,157)
Loss (gain) on disposal - Electrical Solutions		—		9,623
Loss (gain) on disposal - Mechanical Solutions		—		222
Income (loss) from discontinued operations before income tax expense (benefit)		(234)		(15,002)
Income tax expense (benefit)		(1,398)		(3,357)
Income (loss) from discontinued operations	$	1,164	$	(11,645)