Segment Reporting Disclosure [Text Block] | NOTE 15— The Company is organized into reporting segments based on the nature of the products offered and business activities from which it earns revenues and incurs expenses for which discrete financial information is available and regularly reviewed by the Company’s chief operating decision maker. The Company’s segments and their product and service offerings are summarized below: Heavy Fabrications The Company provides large, complex and precision fabrications to customers in a broad range of industrial markets. The Company’s most significant presence is within the U.S. wind energy industry, although it has diversified into other industrial markets in order to improve capacity utilization, reduce customer concentration, and reduce exposure to uncertainty related to governmental policies currently impacting the U.S. wind energy industry. Within the U.S. wind energy industry, the Company provides steel towers and tower adapters primarily to wind turbine manufacturers. Production facilities, located in Manitowoc, Wisconsin and Abilene, Texas, are situated in close proximity to the primary U.S. domestic wind energy and equipment manufacturing hubs. The two facilities have a combined annual tower production capacity of up to approximately 550 towers (1,650 tower sections), sufficient to support turbines generating more than 1,100 megawatts of power. The Company has expanded production capabilities and leveraged manufacturing competencies, including welding, lifting capacity and stringent quality practices, into aftermarket and original equipment manufacturer (“OEM”) components utilized in surface and underground mining, construction, material handling, oil and gas (“O&G”) and other infrastructure markets. Gearing The Company provides gearing and gearboxes to a broad set of customers in diverse markets including; onshore and offshore O&G fracking and drilling, surface and underground mining, wind energy, steel, material handling and other infrastructure markets. The Company has manufactured loose gearing, gearboxes and systems, and provided heat treat services for aftermarket and OEM applications for nearly a century. The Company uses an integrated manufacturing process, which includes machining and finishing processes in Cicero, Illinois, and heat treatment and gearbox repair in Neville Island, Pennsylvania. Industrial Solutions The Company provides supply chain solutions, light fabrication, inventory management, kitting and assembly services, primarily serving the combined cycle natural gas turbine market, as well as other clean technology markets. Corporate “Corporate” includes the assets and selling, general and administrative expenses of the Company’s corporate office. “Eliminations” comprises adjustments to reconcile segment results to consolidated results. The accounting policies of the reportable segments are the same as those referenced in Note 1, three nine September 30, 2023 2022 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Three Months Ended September 30, 2023 Revenues from external customers $ 38,326 $ 11,404 $ 7,433 $ — $ — $ 57,163 Intersegment revenues — — 1 — (1 ) — Net revenues 38,326 11,404 7,434 — (1 ) 57,163 Operating income (loss) 5,791 265 846 (1,535 ) — 5,367 Depreciation and amortization 896 563 94 52 — 1,605 Capital expenditures 1,098 190 31 19 — 1,338 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Three Months Ended September 30, 2022 Revenues from external customers $ 30,640 $ 10,190 $ 4,013 $ — $ — $ 44,843 Intersegment revenues — — 7 — (7 ) — Net revenues 30,640 10,190 4,020 — (7 ) 44,843 Operating income (loss) 372 624 (191 ) (1,322 ) (3 ) (520 ) Depreciation and amortization 852 477 98 59 — 1,486 Capital expenditures 976 64 20 — — 1,060 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Nine Months Ended September 30, 2023 Revenues from external customers $ 103,864 $ 34,347 $ 18,668 $ — $ — $ 156,879 Intersegment revenues — — 457 — (457 ) — Net revenues 103,864 34,347 19,125 — (457 ) 156,879 Operating income (loss) 12,448 1,194 2,311 (7,091 ) 3 8,865 Depreciation and amortization 2,610 1,715 280 167 — 4,772 Capital expenditures 3,916 1,314 49 36 — 5,315 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Nine Months Ended September 30, 2022 Revenues from external customers $ 93,486 $ 30,874 $ 12,339 $ — $ — $ 136,699 Intersegment revenues — 16 803 — (819 ) — Net revenues 93,486 30,890 13,142 — (819 ) 136,699 Operating loss (11 ) (73 ) (368 ) (4,050 ) (3 ) (4,505 ) Depreciation and amortization 2,593 1,507 299 182 — 4,581 Capital expenditures 2,176 540 38 3 — 2,757 Total Assets as of September 30, December 31, Segments: 2023 2022 Heavy Fabrications $ 75,431 $ 45,475 Gearing 51,891 51,944 Industrial Solutions 14,094 12,775 Corporate 74,995 62,809 Eliminations (51,812 ) (28,463 ) $ 164,599 $ 144,540 |