OTHER SUPPLEMENTAL INFORMATION (Tables)

12 Months Ended

Dec. 31, 2016

OTHER SUPPLEMENTAL INFORMATION

Schedule of other current liabilities

	December 31,
(in thousands)	2016		2015
Accrued workers compensation	$	1,505	$	1,911
Accrued taxes		2,013		1,486
Accrued fabricator and other job cost		16,114		11,230
Accrued liquidated damages		4,400		6,574
Contract loss provision		5,336		834
Accrued legal and professional fees		1,456		992
Accrued interest expense		1,045		576
Derivative liabilities		748		—
Other accrued expenses		1,298		5,002
Total	$	33,915	$	28,605

Schedule of other long-term liabilities

	December 31,
(in thousands)	2016		2015
Uncertain tax liabilities	$	4,047	$	4,948
Deferred gain on sale-leaseback		1,795		—
Other		1,684		1,132
Total	$	7,526	$	6,080

Schedule of restructuring and related costs

(in thousands)	Subleasing Facility		Employee & Other Costs
December 31, 2015	$	—	$	—
New charges		872		244
Cash payments		(202)		(244)
December 31, 2016	$	670	$	—