Property, Plant and Equipment (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,282,300,000	$ 1,262,000,000
Accumulated Depreciation and Depletion	(976,200,000)	(944,300,000)
Property, plant and equipment, net	306,071,000	317,669,000
Depreciation and depletion expense	44,700,000	48,700,000	55,900,000
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	24,100,000	26,500,000
Quarries/mining properties [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	39,600,000	39,600,000
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	145,700,000	145,100,000
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	956,000,000	937,600,000
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	28,600,000	27,800,000
Furniture and fixtures and other [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 88,300,000	$ 85,400,000