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QUARTERLY FINANCIAL DATA (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2018
QUARTERLY FINANCIAL DATA (Unaudited) |
QUARTERLY FINANCIAL DATA (Unaudited) |
|  |  |  |  |  |  |  |  |  |  | Net Income per Common
|  |  |  |  |  |  |  |  |  |  | Share
|  | Net Sales |  | Gross Profit |  | Net Income |  | Basic |  | Diluted
Quarter ended: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
March 31, 2018 |  | $ | 850,921 |  | $ | 515,257 |  | $ | 216,050 |  | $ | 0.38 |  | $ | 0.38
June 30, 2018 |  |  | 1,015,873 |  |  | 620,258 |  |  | 270,116 |  | $ | 0.48 |  | $ | 0.48
September 30, 2018 |  |  | 1,016,160 |  |  | 607,659 |  |  | 267,733 |  | $ | 0.48 |  | $ | 0.48
December 31, 2018 |  |  | 924,229 |  |  | 552,201 |  |  | 239,105 |  | $ | 0.43 |  | $ | 0.43
|  | $ | 3,807,183 |  | $ | 2,295,375 |  | $ | 993,004 |  |  |  |  |  |
Quarter ended: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
March 31, 2017 |  | $ | 742,146 |  | $ | 480,874 |  | $ | 177,980 |  | $ | 0.31 |  | $ | 0.31
June 30, 2017 |  |  | 907,068 |  |  | 583,497 |  |  | 222,633 |  | $ | 0.39 |  | $ | 0.39
September 30, 2017 |  |  | 909,476 |  |  | 569,709 |  |  | 218,744 |  | $ | 0.39 |  | $ | 0.38
December 31, 2017 |  |  | 810,355 |  |  | 503,610 |  |  | 201,321 |  | $ | 0.36 |  | $ | 0.35
|  | $ | 3,369,045 |  | $ | 2,137,690 |  | $ | 820,678 |  |  |  |  |  |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=84173487&loc=d3e1280-108306 + Details
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