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PROPERTY, PLANT AND EQUIPMENT AND LEASED FACILITIES AND EQUIPMENT (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 221,073 | $ 231,517
Accumulated depreciation | (141,143) | (142,618)
Property, plant and equipment, net | 79,930 | 88,899
Land |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 4,972 | 4,972
Buildings |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 34,696 | 34,653
Property, plant and equipment, estimated useful life | 25 years |
Machinery and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 132,155 | 141,704
Furniture and fixtures |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 2,497 | 4,450
Transportation equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 2,627 | 2,667
Improvements |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 42,182 | 42,975
Property, plant and equipment, estimated useful life | 15 years |
Construction in progress |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 1,944 | $ 96
Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 3 years |
Minimum | Machinery and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 3 years |
Minimum | Furniture and fixtures |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 3 years |
Minimum | Transportation equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 3 years |
Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 25 years |
Maximum | Machinery and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 25 years |
Maximum | Furniture and fixtures |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 5 years |
Maximum | Transportation equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, estimated useful life | 5 years |

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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(14)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(8)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + 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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