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Income Taxes (Details) - HKD ($) | 12 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2019 | Mar. 31, 2018
Income Taxes [Line Items] |  |  |  |  |
Tax rate value (in Dollars) |  |  |  | $ 2,000,000 | $ 2,000,000
Tax rate | 16.50% |  |  | 16.50% | 8.25%
Assessable profits rate | 16.50% | 16.50% | 16.50% |  |
Tax payable | 100.00% |  |  |  |
Government reduction grants (in Dollars) | $ 1,500 | $ 3,000 | $ 6,000 |  |
Singapore [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Income tax rate | 17.00% |  |  |  |
Singapore [Member] | Top Fin and Top AM [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Income tax rate | 17.00% |  |  |  |
Australia [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Income tax rate | 25.00% |  |  |  |
Australia [Member] | Top 500 Sec Pty Ltd [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Income tax rate | 25.00% |  |  |  |

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- Definition Amount of reported income tax expense from difference to expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to base erosion and anti-abuse tax (BEAT). + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12A -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 + Details
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