3.20.1 html 25 153 1 false 6 0 false 4 false false R1.htm 0001001 - Document - Document and Entity Information Sheet http://www.vectorgroupltdcik0000766404.com/role/DocumentandEntityInformation Document and Entity Information Cover 1 false false R2.htm 1001002 - Statement - Balance Sheets Sheet http://www.vectorgroupltdcik0000766404.com/role/BalanceSheets Balance Sheets Statements 2 false false R3.htm 1002003 - Statement - Balance Sheets (Parenthetical) Sheet http://www.vectorgroupltdcik0000766404.com/role/BalanceSheetsParenthetical Balance Sheets (Parenthetical) Statements 3 false false R4.htm 1003004 - Statement - Statements of Operations Sheet http://www.vectorgroupltdcik0000766404.com/role/StatementsofOperations Statements of Operations Statements 4 false false R5.htm 1004005 - Statement - Statements of Shareholders' Deficiency Sheet http://www.vectorgroupltdcik0000766404.com/role/StatementsofShareholdersDeficiency Statements of Shareholders' Deficiency Statements 5 false false R6.htm 1005006 - Statement - Statements of Cash Flows Sheet http://www.vectorgroupltdcik0000766404.com/role/StatementsofCashFlows Statements of Cash Flows Statements 6 false false R7.htm 2101101 - Disclosure - Summary of Significant Accounting Policies and Organization Sheet http://www.vectorgroupltdcik0000766404.com/role/SummaryofSignificantAccountingPoliciesandOrganization Summary of Significant Accounting Policies and Organization Notes 7 false false R8.htm 2103102 - Disclosure - Due To Shareholder Sheet http://www.vectorgroupltdcik0000766404.com/role/DueToShareholder Due To Shareholder Notes 8 false false R9.htm 2105103 - Disclosure - Income Taxes Sheet http://www.vectorgroupltdcik0000766404.com/role/IncomeTaxes Income Taxes Notes 9 false false R10.htm 2202201 - Disclosure - Summary of Significant Accounting Policies and Organization (Policies) Sheet http://www.vectorgroupltdcik0000766404.com/role/SummaryofSignificantAccountingPoliciesandOrganizationPolicies Summary of Significant Accounting Policies and Organization (Policies) Policies http://www.vectorgroupltdcik0000766404.com/role/SummaryofSignificantAccountingPoliciesandOrganization 10 false false R11.htm 2306301 - Disclosure - Income Taxes (Tables) Sheet http://www.vectorgroupltdcik0000766404.com/role/IncomeTaxesTables Income Taxes (Tables) Tables http://www.vectorgroupltdcik0000766404.com/role/IncomeTaxes 11 false false R12.htm 2404401 - Disclosure - Due To Shareholder (Details) Sheet http://www.vectorgroupltdcik0000766404.com/role/DueToShareholderDetails Due To Shareholder (Details) Details http://www.vectorgroupltdcik0000766404.com/role/DueToShareholder 12 false false R13.htm 2407402 - Disclosure - Income Taxes (Details) Sheet http://www.vectorgroupltdcik0000766404.com/role/IncomeTaxesDetails Income Taxes (Details) Details http://www.vectorgroupltdcik0000766404.com/role/IncomeTaxesTables 13 false false All Reports Book All Reports msof-20200131.htm a2020-131xex312.htm a2020131-ex101.htm a2020131-ex311.htm a2020131-ex321.htm a2020131ex322.htm msof-20200131.xsd msof-20200131_cal.xml msof-20200131_def.xml msof-20200131_lab.xml msof-20200131_pre.xml http://fasb.org/us-gaap/2019-01-31 http://xbrl.sec.gov/dei/2018-01-31 true true