Segment Information (Tables)

12 Months Ended

Jun. 30, 2016

Segment Reporting [Abstract]

Results of Operations

Results of Operations

(In thousands)

	Electrical Infrastructure			Oil Gas & Chemical			Storage Solutions		Industrial			Unallocated Corporate		Total
Twelve months ended June 30, 2016
Gross revenues	$	349,011		$	252,973		$	564,738	$	149,744		$	—	$	1,316,466
Less: inter-segment revenues	—			3,178			1,226		145			—		4,549
Consolidated revenues	349,011			249,795			563,512		149,599			—		1,311,917
Gross profit	29,301			18,553			67,843		10,294			—		125,991
Operating income (loss)	11,144			(3,503		)	33,449		(208		)	—		40,882
Segment assets	135,298			91,350			201,875		67,569			68,875		564,967
Capital expenditures	1,611			1,481			3,882		104			6,861		13,939
Depreciation and amortization expense	5,008			4,811			8,124		3,498			—		21,441
Twelve months ended June 30, 2015
Gross revenues	$	257,930		$	310,826		$	504,155	$	281,319		$	—	$	1,354,230
Less: inter-segment revenues	—			5,466			1,032		4,597			—		11,095
Consolidated revenues	257,930			305,360			503,123		276,722			—		1,343,135
Gross profit (loss)	(31,444		)	25,394			58,085		35,335			—		87,370
Operating income (loss)	(44,293		)	7,064			29,069		16,962			—		8,802
Segment assets	129,725			108,960			172,857		102,761			47,386		561,689
Capital expenditures	579			3,858			2,396		1,139			7,801		15,773
Depreciation and amortization expense	4,915			4,772			7,298		6,495			—		23,480
Twelve months ended June 30, 2014
Gross revenues	$	205,570		$	240,131		$	611,826	$	206,933		$	—	$	1,264,460
Less: inter-segment revenues	—			441			930		—			—		1,371
Consolidated revenues	205,570			239,690			610,896		206,933			—		1,263,089
Gross profit	20,629			26,912			68,448		20,484			—		136,473
Operating income	7,703			9,939			34,310		6,655			—		58,607
Segment assets	120,264			72,406			200,493		105,049			70,720		568,932
Capital expenditures	9,055			5,421			2,519		1,157			5,437		23,589
Depreciation and amortization expense	3,292			3,768			7,707		3,751			—		18,518

Summary of revenues and long lived assets according to geographic areas

Geographical information is as follows:

	Revenues
	Twelve Months Ended
	June 30, 2016		June 30, 2015		June 30, 2014
	(In thousands)
United States	$	1,127,893	$	1,205,713	$	1,149,262
Canada	178,603		137,422		113,827
Other international	5,421		—		—
	$	1,311,917	$	1,343,135	$	1,263,089

	Long-Lived Assets
	June 30, 2016		June 30, 2015		June 30, 2014
	(In thousands)
United States	$	158,970	$	166,132	$	164,894
Canada	19,915		22,086		28,490
Other international	10,636		—		—
	$	189,521	$	188,218	$	193,384