CHANGES IN BUSINESS (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of exit costs

	December 31, 2018
(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

Summary of restructuring expenses

	Year Ended December 31,
(in thousands)	2018		2017
Lease	$	536	$	—
Severance		5,153		—
Total	$	5,689	$	—

Discontinued operations disposed of by sale

Schedule of Financial Information of Disposal Group

	December 31,
(in thousands)	2018		2017
Assets:
Accounts receivable	$	—	$	12,296
Inventories, net		—		178
Cost and estimated earnings in excess of billings		—		11,325
Other current assets		—		493
Property, plant and equipment, net		—		3,630
Total assets of discontinued operations*	$	—	$	27,922
Liabilities:
Accounts payable	$	—	$	7,004
Accrued compensation and benefits		259		1,191
Billings in excess of costs and estimated earnings		—		948
Accrued warranties		—		1,166
Other current liabilities		381		18,493
Current liabilities of discontinued operations		640		28,802
Liability for pension obligation		2,781		—
Liability for uncertain tax positions		2,407		3,110
Long-term liabilities of discontinued operations		5,188		3,110
Total liabilities of discontinued operations	$	5,828	$	31,912

	Year Ended December 31,
(in thousands)	2018		2017
Revenue
Electrical Solutions	$	22,259	$	52,942
Mechanical Solutions		—		52,461
Total revenue		22,259		105,403
Cost of revenue
Electrical Solutions		24,613		66,232
Mechanical Solutions		—		42,811
Total cost of revenue		24,613		109,043
Selling and marketing expenses		207		4,035
General and administrative expenses		2,634		14,314
Impairment expense - Electrical Solutions		—		9,709
Other		(38)		(48)
Loss from discontinued operations before income taxes		(5,157)		(31,650)
Loss (gain) on disposal - Electrical Solutions		9,623		—
Loss (gain) on disposal - Mechanical Solutions		222		(6,332)
Total loss from discontinued operations before income taxes		(15,002)		(25,318)
Income tax expense (benefit)		(3,357)		1,186
Loss from discontinued operations	$	(11,645)	$	(26,504)

Services | Hetsco Inc. | Disposed of by sale

Schedule of Financial Information of Disposal Group

	Year Ended December 31,
(In thousands)	2018		2017
Income (loss) before income taxes	$	—	$	489