Amount of real estate assets held for development or sale by the consolidated entity.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value.

+ References

No definition available.

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- Definition

For banks, amount of real estate assets held for development or sale by the consolidated entity.

+ References

No definition available.

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
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The aggregate amount provided for estimated restructuring charges, remediation costs, and asset impairment loss during an accounting period. Generally, these items are either unusual or infrequent, but not both (in which case they would be extraordinary items).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Restructuring (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
Restructuring (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Charges [Abstract]
Other impairment (gains) charges				$ (1,360)	$ 3,164
Total restructuring and impairment (gains) charges, net			$ (6,003)	(2,643)	52,139
Real estate held for development and sale	$ 500	$ 11,609	500	11,609
Asset Impairment Charges	(1,300)			1,300
Restructuring Type, Real Estate Asset Impairment [Member]
Restructuring Charges [Abstract]
Other impairment (gains) charges			0
Enterprise Improvement Plan [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net			(6,003)	(1,283)	48,975
Enterprise Improvement Plan [Member] \| Restructuring Type, Real Estate Asset Impairment [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net			(4,959)	0	31,090
Other impairment (gains) charges					31,100
Real Estate Held for Development and Sale					44,600
Enterprise Improvement Plan [Member] \| Contract Termination [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net	$ 1,000	$ (1,300)		(1,283)	3,234
Enterprise Improvement Plan [Member] \| Quarry property [Member] \| Restructuring Type, Non-performing Quarry Sites [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net				$ 0	14,651
Real Estate Held for Development and Sale					17,100
Noncontrolling Interest [Member] \| Enterprise Improvement Plan [Member] \| Restructuring Type, Real Estate Asset Impairment [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net			3,300		$ 3,900
Construction Materials [Member] \| Enterprise Improvement Plan [Member] \| Contract Termination [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net			0
Construction Materials [Member] \| Enterprise Improvement Plan [Member] \| Quarry property [Member] \| Restructuring Type, Non-performing Quarry Sites [Member]
Restructuring Charges [Abstract]
Restructuring and impairment (gains) charges, net			$ (1,044)