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BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Plant and Equipment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Property, plant and equipment |  |  |
Property, plant and equipment, gross | $ 65,208 | $ 57,180 |
Less accumulated depreciation | (27,734) | (21,865) |
Property, plant and equipment, net | 37,474 | 35,315 |
Depreciation expense | 6,545 | 4,822 | $ 4,553
Land |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment, gross | 962 | 970 |
Building and improvements |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment, gross | $ 9,911 | 9,771 |
Building and improvements | Minimum |  |  |
Property, plant and equipment |  |  |
Useful lives | 5 years |  |
Building and improvements | Maximum |  |  |
Property, plant and equipment |  |  |
Useful lives | 39 years |  |
Machinery, equipment, tools and dies |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment, gross | $ 44,247 | 37,782 |
Machinery, equipment, tools and dies | Minimum |  |  |
Property, plant and equipment |  |  |
Useful lives | 3 years |  |
Machinery, equipment, tools and dies | Maximum |  |  |
Property, plant and equipment |  |  |
Useful lives | 15 years |  |
Furniture, fixtures and other |  |  |
Property, plant and equipment |  |  |
Property, plant and equipment, gross | $ 10,088 | $ 8,657 |
Furniture, fixtures and other | Minimum |  |  |
Property, plant and equipment |  |  |
Useful lives | 3 years |  |
Furniture, fixtures and other | Maximum |  |  |
Property, plant and equipment |  |  |
Useful lives | 10 years |  |

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + 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://www.xbrl.org/2003/role/presentationRef -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://www.xbrl.org/2003/role/presentationRef -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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