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Property, plant and equipment, net (Tables) | 12 Months Ended
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Dec. 31, 2015
Property, Plant and Equipment [Abstract] |
Components of Property, Plant and Equipment | The components of property, plant and equipment as of December 31, were as follows:
|  | 2015 |  |  | 2014 |
Land |  | $ | 260 |  |  | $ | 260 |
Building and improvements |  |  | 8,189 |  |  |  | 5,015 |
Office furniture and equipment |  |  | 4,675 |  |  |  | 3,705 |
Tooling and equipment |  |  | 21,381 |  |  |  | 13,736 |
Transportation equipment |  |  | 560 |  |  |  | 525 |
Construction in progress |  |  | 3,011 |  |  |  | 6,056 |
Property, plant and equipment, at cost |  |  | 38,076 |  |  |  | 29,297 |
Accumulated depreciation |  |  | (12,075 | ) |  |  | (8,405 | )
Property, plant and equipment, net |  | $ | 26,001 |  |  | $ | 20,892 |
Estimated Useful Lives by Major Asset Category | Estimated useful lives by major asset category are as follows:
|  | Life (in years)
Building and improvements |  | Lesser of (i) 39 years, (ii) expected useful life of improvement or (iii) life of lease (including likely extension thereof)
Tooling and equipment |  | Up to 10 years
Office furniture and equipment |  | 3 – 10
Transportation equipment |  | 3 – 5

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph b -Article 5 + Details
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