Schedule of Segment Reporting Information, by Segment | Fastener Assembly Equipment Other Consolidated Three Months Ended September 30, 2016: Net sales $ 8,089,800 $ 764,474 0 $ 8,854,274 Depreciation 272,212 22,063 17,640 311,915 Segment operating profit 1,031,736 233,758 0 1,265,494 Selling and administrative expenses 0 0 (596,358) (596,358) Interest income 0 0 10,193 10,193 Income before income taxes $ 679,329 Capital expenditures 842,048 2,142 0 844,190 Segment assets: Accounts receivable, net 5,611,689 284,597 0 5,896,286 Inventories, net 3,766,136 1,038,158 0 4,804,294 Property, plant and equipment, net 10,457,807 1,594,023 508,767 12,560,597 Other assets 0 0 8,183,787 8,183,787 $ 31,444,964 Three Months Ended September 30, 2015: Net sales $ 8,153,422 $ 864,850 0 $ 9,018,272 Depreciation 276,252 20,097 19,771 316,120 Segment operating profit 893,862 237,849 0 1,131,711 Selling and administrative expenses 0 0 (509,169) (509,169) Interest income 0 0 5,929 5,929 Income before income taxes $ 628,471 Capital expenditures 360,898 49,119 45,245 455,262 Segment assets: Accounts receivable, net 5,536,738 365,400 0 5,902,138 Inventories, net 3,959,195 904,857 0 4,864,052 Property, plant and equipment, net 9,259,723 1,482,052 512,388 11,254,163 Other assets 0 0 8,351,574 8,351,574 $ 30,371,927 Nine Months Ended September 30, 2016: Net sales $ 25,395,165 $ 2,876,234 0 $ 28,271,399 Depreciation 801,485 65,677 52,230 919,392 Segment operating profit 3,745,167 1,012,532 0 4,757,699 Selling and administrative expenses 0 0 (1,948,769) (1,948,769) Interest income 0 0 28,515 28,515 Income before income taxes $ 2,837,445 Capital expenditures 1,550,070 190,690 42,126 1,782,886 Nine Months Ended September 30, 2015: Net sales $ 24,830,182 $ 2,678,055 0 $ 27,508,237 Depreciation 825,616 60,291 57,688 943,595 Segment operating profit 3,041,262 775,440 0 3,816,702 Selling and administrative expenses 0 0 (1,679,776) (1,679,776) Interest income 0 0 18,979 18,979 Income before income taxes $ 2,155,905 Capital expenditures 820,441 448,261 73,415 1,342,117 |