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Basis of Presentation | 6 Months Ended
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Sep. 30, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Basis of Presentation | NOTE 1 – BASIS OF PRESENTATION: Graham Corporation's (the "Company's") Condensed Consolidated Financial Statements include its wholly-owned foreign subsidiaries located in Suzhou, China and Ahmedabad, India. During the fiscal year ended March 31, 2019 ("fiscal 2019") the Company decided to divest of its wholly-owned domestic subsidiary, Energy Steel & Supply Co. ("Energy Steel"), located in Lapeer, Michigan. The sale of Energy Steel was completed in June 2019 and the accompanying Condensed Consolidated Financial Statements include the results of operations of Energy Steel for the period April 1, 2018 through June 23, 2019. The Condensed Consolidated Financial Statements have been prepared in accordance with accounting principles generally accepted in the U.S. ("GAAP") for interim financial information and the instructions to Form 10-Q and Rule 10-01 of Regulation S-X, each as promulgated by the U.S. Securities and Exchange Commission. The Company's Condensed Consolidated Financial Statements do not include all information and notes required by GAAP for complete financial statements. The unaudited Condensed Consolidated Balance Sheet as of March 31, 2019 presented herein was derived from the Company’s audited Consolidated Balance Sheet as of March 31, 2019. For additional information, please refer to the consolidated financial statements and notes included in the Company's Annual Report on Form 10-K for the fiscal year ended March 31, 2019 fiscal 2019. In the opinion of management, all adjustments, including normal recurring accruals considered necessary for a fair presentation, have been included in the Company's Condensed Consolidated Financial Statements. The Company's results of operations and cash flows for the three and six months ended September 30, 2019 are not necessarily indicative of the results that may be expected for the current fiscal year, which ends March 31, 2020 ("fiscal 2020").

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- Definition The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -URI http://asc.fasb.org/topic&trid=2122149 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -URI http://asc.fasb.org/topic&trid=2197479 + Details
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