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Note 9 - Balance Sheet Details | 9 Months Ended
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Sep. 30, 2018
Notes to Financial Statements |
Supplemental Balance Sheet Disclosures [Text Block] | 9 . Balance Sheet Details Inventories consist of the following:
|  | September 30, 2018 |  |  | December 31, 2017 |
Raw material |  | $ | 294,519 |  |  | $ | 242,947 |
Work-in-process |  |  | 4,101 |  |  |  | 2,544 |
Finished goods |  |  | 197,468 |  |  |  | 141,558 |
Total |  | $ | 496,088 |  |  | $ | 387,049 |
Property and equipment consists of the following:
|  | September 30, 2018 |  |  | December 31, 2017 |
Land and improvements |  | $ | 15,583 |  |  | $ | 13,118 |
Buildings and improvements |  |  | 141,275 |  |  |  | 132,072 |
Machinery and equipment |  |  | 96,756 |  |  |  | 90,487 |
Dies and tools |  |  | 26,921 |  |  |  | 24,504 |
Vehicles |  |  | 1,947 |  |  |  | 1,878 |
Office equipment and systems |  |  | 80,144 |  |  |  | 73,254 |
Leasehold improvements |  |  | 2,471 |  |  |  | 2,436 |
Construction in progress |  |  | 19,216 |  |  |  | 18,799 |
Gross property and equipment |  |  | 384,313 |  |  |  | 356,548 |
Accumulated depreciation |  |  | (140,951 | ) |  |  | (126,168 | )
Total |  | $ | 243,362 |  |  | $ | 230,380 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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