Notes - Significant Accounting Policies For Preparation Of Consolidated Financial Statements
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 
|---|---|---|
| Notes - Significant accounting policies for preparation of consolidated financial statements | ||
| Notes - Significant accounting policies for preparation of consolidated financial statements | ||
| Disclosure of scope of consolidation | ||
| Number of consolidated subsidiaries and names of major consolidated subsidiaries | — | 連結子会社の数 1社 連結子会社の名称 石巻アテックス㈱ 当連結会計年度において、上海日安天線有限公司及び日安天線(蘇州)有限公司の全持分を持分譲渡したことにより、連結の範囲から除外しております。 | 
| Number of consolidated subsidiaries | 
                                                1
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
| Disclosure about application of equity method | ||
| Number of unconsolidated subsidiaries and associates accounted for using equity method and names of major entities accounted for using equity method | — | 2.持分法の適用に関する事項 該当事項はありません。 | 
| Disclosure about fiscal years, etc. of consolidated subsidiaries | — | 3.連結子会社の事業年度等に関する事項 連結子会社の決算日は、連結決算日と一致しております。 | 
| Disclosure of accounting policies | ||
| Disclosure of accounting policies | — |