v3.8.0.1

Summary of Significant Accounting Policies - Inventories and Property (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Land and Other Inventories |  |
Land and other inventories, impairment assessment | $ 653 | $ 149
Land Improvements | Minimum |  |
Property and Equipment, net |  |
Estimated useful lives | 5 years |
Land Improvements | Maximum |  |
Property and Equipment, net |  |
Estimated useful lives | 15 years |
Building and Improvements | Minimum |  |
Property and Equipment, net |  |
Estimated useful lives | 3 years |
Building and Improvements | Maximum |  |
Property and Equipment, net |  |
Estimated useful lives | 40 years |
Machinery, Equipment and Fixtures | Minimum |  |
Property and Equipment, net |  |
Estimated useful lives | 3 years |
Machinery, Equipment and Fixtures | Maximum |  |
Property and Equipment, net |  |
Estimated useful lives | 10 years |

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- References No definition available. + Details
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- Definition Nonrecurring impairment charges related to the write-off of production-related equipment and inventory. This tag is used when an Entity charges this cost to cost of goods sold. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(a)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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