Property and Equipment, Net (Details) (USD $)	3 Months Ended		12 Months Ended											3 Months Ended	12 Months Ended								12 Months Ended				3 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Real Estate Held for Development and Sale [Member]	Dec. 31, 2012 Real Estate Held for Development and Sale [Member]	Dec. 31, 2011 Real Estate Held for Development and Sale [Member]	Dec. 31, 2013 Property, Plant And Equipment Net [Member]	Dec. 31, 2012 Property, Plant And Equipment Net [Member]	Dec. 31, 2011 Property, Plant And Equipment Net [Member]	Dec. 31, 2013 Equipment and vehicles [Member]	Dec. 31, 2012 Equipment and vehicles [Member]	Dec. 31, 2013 Quarry property [Member]	Dec. 31, 2013 Quarry property [Member]	Dec. 31, 2012 Quarry property [Member]	Dec. 31, 2013 Land and land improvements [Member]	Dec. 31, 2012 Land and land improvements [Member]	Dec. 31, 2013 Building and leasehold improvements [Member]	Dec. 31, 2012 Building and leasehold improvements [Member]	Dec. 31, 2013 Office furniture and equipment [Member]	Dec. 31, 2012 Office furniture and equipment [Member]	Dec. 31, 2013 Enterprise Improvement Plan [Member]	Dec. 31, 2012 Enterprise Improvement Plan [Member]	Dec. 31, 2011 Enterprise Improvement Plan [Member]	Dec. 31, 2010 Enterprise Improvement Plan [Member]	Dec. 31, 2013 Restructuring Type, Non-performing Quarry Sites [Member] Quarry property [Member]	Dec. 31, 2013 Restructuring Type, Non-performing Quarry Sites [Member] Quarry property [Member]	Dec. 31, 2012 Restructuring Type, Non-performing Quarry Sites [Member] Enterprise Improvement Plan [Member] Quarry property [Member]	Dec. 31, 2011 Restructuring Type, Non-performing Quarry Sites [Member] Enterprise Improvement Plan [Member] Quarry property [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	$ 1,209,980,000	$ 1,216,298,000	$ 1,209,980,000	$ 1,216,298,000								$ 765,971,000	$ 758,782,000	$ 170,442,000	$ 170,442,000	$ 180,567,000	$ 119,917,000	$ 125,961,000	$ 83,494,000	$ 83,245,000	$ 70,156,000	$ 67,743,000
Less: accumulated depreciation and depletion	773,121,000	734,820,000	773,121,000	734,820,000
Property and equipment, net	436,859,000	481,478,000	436,859,000	481,478,000
Depreciation and Depletion			62,700,000	51,800,000	56,000,000
Interest Costs, Capitalized During Period			900,000	2,300,000	7,400,000	600,000	2,100,000	6,300,000	300,000	200,000	1,100,000
Gain (Loss) on Disposition of Property		18,000,000												18,000,000
Asset Impairment Charges	3,200,000		3,164,000	0	0										17,800,000												3,200,000	3,200,000
Restructuring and impairment charges (gains), net																							$ 48,975,000	$ (3,728,000)	$ 2,181,000	$ 109,300,000			$ 0	$ 226,000