SEGMENT REPORTING (Tables)

12 Months Ended

Dec. 31, 2017

SEGMENT REPORTING [Abstract]

Segment Financial Disclosure

in thousands	2017	2016	2015
Total Revenues
Aggregates 1	$  3,096,094	$  2,961,835	$  2,777,758
Asphalt	622,074	512,310	530,692
Concrete	417,745	330,125	299,252
Calcium	7,740	8,860	8,596
Segment sales	$  4,143,653	$  3,813,130	$  3,616,298
Aggregates intersegment sales	(253,357)	(220,463)	(194,117)
Total revenues	$  3,890,296	$  3,592,667	$  3,422,181
Gross Profit
Aggregates	$     860,021	$     873,118	$     755,666
Asphalt	91,948	97,682	78,225
Concrete	46,117	26,543	20,152
Calcium	2,475	3,474	3,490
Total	$  1,000,561	$  1,000,817	$     857,533
Depreciation, Depletion, Accretion and Amortization (DDA&A)
Aggregates	$     245,151	$     236,472	$     228,466
Asphalt	25,400	16,797	16,378
Concrete	13,822	12,129	11,374
Calcium	677	774	679
Other	20,915	18,768	17,926
Total	$     305,965	$     284,940	$     274,823
Capital Expenditures 2
Aggregates	$     421,989	$     297,737	$     269,014
Asphalt	12,970	29,002	8,111
Concrete	25,176	10,047	19,053
Calcium	78	534	0
Corporate	4,020	7,621	7,846
Total	$     464,233	$     344,941	$     304,024
Identifiable Assets 3
Aggregates	$  8,409,505	$  7,589,225	$  7,540,273
Asphalt	426,575	259,514	251,716
Concrete	271,818	192,673	198,193
Calcium	4,428	4,959	5,509
Total identifiable assets	$  9,112,326	$  8,046,371	$  7,995,691
General corporate assets	245,919	157,085	20,731
Cash and cash equivalents and restricted cash	146,646	268,019	285,210
Total assets	$  9,504,891	$  8,471,475	$  8,301,632

1	Includes product sales, as well as freight, delivery and transportation revenues, and other revenues related to aggregates.
2	Capital expenditures include capitalized replacements of and additions to property, plant & equipment, including capitalized leases, renewals and betterments. Capital expenditures exclude property, plant & equipment obtained by business acquisitions.
3	Certain temporarily idled assets are included within a segment's Identifiable Assets but the associated DDA&A is shown within Other in the DDA&A section above as the related DDA&A is excluded from segment gross profit.