Note 1 - Basis of Presentation	6 Months Ended
Jul. 31, 2022
Notes to Financial Statements
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]	Note 1 - Basis of presentation The interim consolidated financial statements of Perma-Pipe International Holdings, Inc., and subsidiaries (collectively, "PPIH", "Company", or "Registrant") are unaudited, but include all adjustments that the Company's management considers necessary to present fairly the financial position and results of operations for the periods presented. These adjustments consist of normal recurring adjustments. Information and footnote disclosures have been omitted pursuant to Securities and Exchange Commission ("SEC") rules and regulations. The consolidated balance sheet as of January 31, 2022 is derived from the audited consolidated balance sheet as of that date. The results of operations for any interim period are not necessarily indicative of future or annual results. Interim financial statements should be read in conjunction with the financial statements and the notes thereto included in the Company's latest Annual Report on Form 10-K. The Company's fiscal year ends on January 31. Years and balances described as 2022 and 2021 are for the fiscal years ended January 31, 2023 and 2022, respectively. Significant New Accounting Policies Refer to the Company's Annual Report on Form 10-K for the year ended January 31, 2022 as filed with the SEC on April 19, 2022 for discussion of the Company's significant accounting policies. During the six months ended July 31, 2022, the following accounting policies were adopted. Treasury Stock In accordance with Accounting Standards Codification ("ASC") Topic 505, "Equity", the Company has accounted for the share repurchases under the cost method. This resulted in recognizing the shares as treasury stock, a reduction of stockholders' equity on the Company's consolidated balance sheets and on the Company's consolidated statements of stockholders' equity. These amounts included costs associated with the acquisition of the shares. On July 26, 2022, the Company retired all treasury stock previously repurchased under this stock repurchase program. The retirement was recorded as a reduction to common stock based on the par value of the shares, and the excess over par value was recorded as an increase to accumulated deficit in accordance with ASC 505-30, Equity -Treasury Stock. Reclassifications Certain reclassifications have been made to prior period financial statements to conform to current period presentation. Unbilled accounts receivable was segregated from prepaid expenses and other current assets and reclassified into its own line on the consolidated balance sheets and consolidated statements of cash flows. Subsequent Events The Company has evaluated subsequent events through September 7, 2022, the date the financial statements were issued. No material subsequent events occurred during this time that would require recognition or disclosure in these financial statements.

Note 1 - Basis of Presentation

6 Months Ended

Jul. 31, 2022

Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]

Note 1 - Basis of presentation

The interim consolidated financial statements of Perma-Pipe International Holdings, Inc., and subsidiaries (collectively, "PPIH", "Company", or "Registrant") are unaudited, but include all adjustments that the Company's management considers necessary to present fairly the financial position and results of operations for the periods presented. These adjustments consist of normal recurring adjustments. Information and footnote disclosures have been omitted pursuant to Securities and Exchange Commission ("SEC") rules and regulations. The consolidated balance sheet as of January 31, 2022 is derived from the audited consolidated balance sheet as of that date. The results of operations for any interim period are not necessarily indicative of future or annual results. Interim financial statements should be read in conjunction with the financial statements and the notes thereto included in the Company's latest Annual Report on Form 10-K. The Company's fiscal year ends on January 31. Years and balances described as 2022 and 2021 are for the fiscal years ended January 31, 2023 and 2022, respectively.

Significant New Accounting Policies

Refer to the Company's Annual Report on Form 10-K for the year ended January 31, 2022 as filed with the SEC on April 19, 2022 for discussion of the Company's significant accounting policies. During the six months ended July 31, 2022, the following accounting policies were adopted.

Treasury Stock

In accordance with Accounting Standards Codification ("ASC") Topic 505, "Equity", the Company has accounted for the share repurchases under the cost method. This resulted in recognizing the shares as treasury stock, a reduction of stockholders' equity on the Company's consolidated balance sheets and on the Company's consolidated statements of stockholders' equity. These amounts included costs associated with the acquisition of the shares. On July 26, 2022, the Company retired all treasury stock previously repurchased under this stock repurchase program. The retirement was recorded as a reduction to common stock based on the par value of the shares, and the excess over par value was recorded as an increase to accumulated deficit in accordance with ASC 505-30, Equity -Treasury Stock.

Reclassifications

Certain reclassifications have been made to prior period financial statements to conform to current period presentation. Unbilled accounts receivable was segregated from prepaid expenses and other current assets and reclassified into its own line on the consolidated balance sheets and consolidated statements of cash flows.

Subsequent Events

The Company has evaluated subsequent events through September 7, 2022, the date the financial statements were issued. No material subsequent events occurred during this time that would require recognition or disclosure in these financial statements.