Segment Reporting Disclosure [Text Block] | NOTE 14— 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 concentrations, 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 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 in Neville Island, Pennsylvania. Industrial Solutions The Company provides supply chain solutions, 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 six June 30, 2021 2020 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Three Months Ended June 30, 2021 Revenues from external customers $ 35,825 $ 7,404 $ 3,262 $ — $ — $ 46,491 Intersegment revenues 5 — 279 — (284 ) — Net revenues 35,830 7,404 3,541 — (284 ) 46,491 Operating profit (loss) 271 (882 ) (47 ) (1,631 ) (22 ) (2,311 ) Depreciation and amortization 992 462 104 53 — 1,611 Capital expenditures 85 37 6 25 — 153 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Three Months Ended June 30, 2020 Revenues from external customers $ 43,614 $ 6,915 $ 4,397 $ — $ — $ 54,926 Intersegment revenues — 7 — — (7 ) — Net revenues 43,614 6,922 4,397 — (7 ) 54,926 Operating profit (loss) 3,199 (651 ) 217 (1,730 ) — 1,035 Depreciation and amortization 939 503 106 34 — 1,582 Capital expenditures 217 1 7 34 — 259 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Six Months Ended June 30, 2021 Revenues from external customers $ 58,602 $ 12,753 $ 7,864 $ — $ — $ 79,219 Intersegment revenues 5 — 281 — (286 ) — Net revenues 58,607 12,753 8,145 — (286 ) 79,219 Operating loss (1,429 ) (1,871 ) (61 ) (3,239 ) (22 ) (6,622 ) Depreciation and amortization 1,937 920 210 97 — 3,164 Capital expenditures 648 37 26 54 — 765 Heavy Fabrications Gearing Industrial Solutions Corporate Eliminations Consolidated For the Six Months Ended June 30, 2020 Revenues from external customers $ 81,983 $ 13,142 $ 8,435 $ — $ — $ 103,560 Intersegment revenues — 7 — — (7 ) — Net revenues 81,983 13,149 8,435 — (7 ) 103,560 Operating profit (loss) 6,740 (912 ) 410 (3,523 ) — 2,715 Depreciation and amortization 1,903 1,015 210 66 — 3,194 Capital expenditures 598 169 127 35 — 929 Total Assets as of June 30, December 31, Segments: 2021 2020 Heavy Fabrications $ 44,588 $ 40,438 Gearing 45,604 43,319 Industrial Solutions 8,621 10,244 Corporate 230,099 220,428 Eliminations (199,893 ) (194,747 ) $ 129,019 $ 119,682 |