GOODWILL (Tables)

12 Months Ended

Dec. 31, 2014

GOODWILL [Abstract]

Changes in Carrying Amount of Goodwill by Reportable Segment

in thousands	Aggregates	Asphalt Mix	Concrete	Calcium 1	Total
Goodwill
Total as of December 31, 2011	$   2,995,083	$     91,633	$              0	$              0	$  3,086,716
Total as of December 31, 2012	$   2,995,083	$     91,633	$              0	$              0	$  3,086,716
Goodwill of divested businesses 2	(5,195)	0	0	0	(5,195)
Total as of December 31, 2013	$   2,989,888	$     91,633	$              0	$              0	$  3,081,521
Goodwill of acquired businesses 2	13,303	0	0	0	13,303
Total as of December 31, 2014	$   3,003,191	$     91,633	$              0	$              0	$  3,094,824

1	The goodwill for the Calcium (formerly Cement) segment of $252,664 thousand was fully impaired in 2008.
2	Refer to Note 19 for additional details.

Gross Carrying Amount and Accumulated Amortization by Major Intangible Asset Class

in thousands	2014	2013
Gross Carrying Amount
Contractual rights in place 1	$      812,373	$     737,619
Noncompetition agreements	2,550	1,200
Favorable lease agreements	16,677	16,677
Customer relationships 2	3,555	14,393
Trade names and trademarks 2	0	5,006
Other	512	2,014
Total gross carrying amount	$      835,667	$     776,909
Accumulated Amortization
Contractual rights in place 1	$       (72,289)	$     (65,461)
Noncompetition agreements	(119)	(925)
Favorable lease agreements	(3,489)	(3,053)
Customer relationships 2	(1,459)	(7,275)
Trade names and trademarks 2	0	(2,587)
Other	(68)	(30)
Total accumulated amortization	$       (77,424)	$     (79,331)
Total Intangible Assets Subject to Amortization, net	$      758,243	$     697,578
Intangible Assets with Indefinite Lives	0	0
Total Intangible Assets, net	$      758,243	$     697,578
Amortization Expense for the Year	$        10,966	$       11,732

Estimated Amortization Expense

in thousands
Estimated Amortization Expense for Five Subsequent Years
2015	$        15,881
2016	15,992
2017	15,001
2018	15,876
2019	16,619