Schedule of Segment Reporting by Segment | Fastener Assembly Equipment Other Consolidated Three Months Ended September 30, 2021: Net sales $ 7,552,619 $ 1,003,112 0 $ 8,555,731 Depreciation 291,512 33,534 5,448 330,494 Segment operating profit 480,288 215,869 0 696,157 Selling and administrative expenses 0 0 (491,547) (491,547) Interest income 0 0 3,049 3,049 Income before income taxes $ 207,659 Capital expenditures 77,007 0 165,395 242,402 Segment assets: Accounts receivable, net 5,623,045 451,698 0 6,074,743 Inventories, net 6,553,617 1,191,653 0 7,745,270 Property, plant and equipment, net 9,986,600 1,468,262 1,263,290 12,718,152 Other assets 0 0 6,093,884 6,093,884 $ 32,632,049 Three Months Ended September 30, 2020: Net sales $ 7,024,416 $ 620,843 0 $ 7,645,259 Depreciation 297,533 32,869 8,377 338,779 Segment operating loss 783,234 103,759 0 886,993 Selling and administrative expenses 0 0 (493,370) (493,370) Interest income 0 0 20,512 20,512 Income before income taxes $ 414,135 Capital expenditures 28,165 0 92,140 120,305 Segment assets: Accounts receivable, net 5,059,552 287,364 0 5,346,916 Inventories, net 3,880,189 1,064,617 0 4,944,806 Property, plant and equipment, net 10,381,970 1,588,157 1,064,667 13,034,794 Other assets 0 0 8,108,571 8,108,571 $ 31,435,087 Nine Months Ended September 30, 2021: Net sales $ 22,843,341 $ 3,381,729 0 $ 26,225,070 Depreciation 874,037 100,600 16,346 990,983 Segment operating profit 1,982,084 852,571 0 2,834,655 Selling and administrative expenses 0 0 (1,547,845) (1,547,845) Interest income 0 0 17,484 17,484 Income before income taxes $ 1,304,294 Capital expenditures 410,281 0 177,334 587,615 Nine Months Ended September 30, 2020: Net sales $ 17,275,555 $ 2,049,679 0 $ 19,325,234 Depreciation 891,177 98,607 25,132 1,014,916 Segment operating profit 533,742 319,340 0 853,082 Selling and administrative expenses 0 0 (1,547,606) (1,547,606) Interest income 0 0 79,711 79,711 Loss before income taxes $ (614,813) Capital expenditures 225,707 0 149,950 375,657 |