Note 19 - Business Segment Information (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Transportation		Water		Specialty		Materials			Total
2020
Total revenue from reportable segments	$	535,101	$	109,724	$	174,914	$	141,858		$	961,597
Elimination of intersegment revenue		—		—		—		(45,826	)		(45,826	)
Revenue from external customers		535,101		109,724		174,914		96,032			915,771
Gross profit		31,197		12,579		25,280		19,287			88,343
Depreciation, depletion and amortization		4,391		9,577		6,737		5,470			26,175

2019 (As Restated)
Total revenue from reportable segments	$	481,746	$	112,070	$	174,629	$	153,343		$	921,788
Elimination of intersegment revenue		—		—		—		(55,696	)		(55,696	)
Revenue from external customers		481,746		112,070		174,629		97,647			866,092
Gross profit		499		10,502		21,755		14,002			46,758
Depreciation, depletion and amortization		4,845		10,931		8,401		6,054			30,231

	Transportation		Water		Specialty		Materials			Total
2020
Total revenue from reportable segments	$	886,002	$	211,381	$	307,953	$	206,510		$	1,611,846
Elimination of intersegment revenue		—		—		—		(60,148	)		(60,148	)
Revenue from external customers		886,002		211,381		307,953		146,362			1,551,698
Gross profit		56,566		21,926		14,561		19,089			112,142
Depreciation, depletion and amortization		9,417		19,141		13,120		10,443			52,121
Segment assets		304,312		267,385		123,881		377,909			1,073,487

2019 (As Restated)
Total revenue from reportable segments	$	783,710		$	211,152	$	313,753	$	203,899		$	1,512,514
Elimination of intersegment revenue		—			—		—		(64,609	)		(64,609	)
Revenue from external customers		783,710			211,152		313,753		139,290			1,447,905
Gross (loss) profit		(15,849	)		18,448		35,053		10,244			47,896
Depreciation, depletion and amortization		8,485			21,987		14,213		11,633			56,318
Segment assets		329,140			302,143		146,346		379,648			1,157,277

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

	Three Months Ended June 30,						Six Months Ended June 30,
				As Restated						As Restated
(in thousands)	2020			2019			2020			2019
Total gross profit from reportable segments	$	88,343		$	46,758		$	112,142		$	47,896
Selling, general and administrative expenses		91,682			70,998			170,063			151,153
Acquisition and integration expenses		—			9,177			—			11,025
Non-cash impairment charges (See Note 4)		—			—			24,413			—
Gain on sales of property and equipment		(1,190	)		(4,935	)	(1,813		)		(6,835	)
Total other expense (income)		606			(923	)		9,482			(2,777	)
Loss before benefit from income taxes	$	(2,755	)	$	(27,559	)	$	(90,003	)	$	(104,670	)