3.20.2 html 47 192 1 false 10 0 false 5 false false R1.htm 00000001 - Document - Document and Entity Information Sheet http://frsx.com/role/DocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 00000002 - Statement - Interim Condensed Consolidated Balance Sheets (Unaudited) Sheet http://frsx.com/role/InterimCondensedConsolidatedBalanceSheets Interim Condensed Consolidated Balance Sheets (Unaudited) Statements 2 false false R3.htm 00000003 - Statement - Interim Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) Sheet http://frsx.com/role/InterimCondensedConsolidatedBalanceSheetsParenthetical Interim Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) Statements 3 false false R4.htm 00000004 - Statement - Interim Condensed Consolidated Statements of Comprehensive Loss (Unaudited) Sheet http://frsx.com/role/InterimCondensedConsolidatedStatementsOfComprehensiveLoss Interim Condensed Consolidated Statements of Comprehensive Loss (Unaudited) Statements 4 false false R5.htm 00000005 - Statement - Interim Condensed Consolidated Statements of Changes in Shareholders' Equity (Unaudited) Sheet http://frsx.com/role/InterimCondensedConsolidatedStatementsOfChangesInShareholdersEquity Interim Condensed Consolidated Statements of Changes in Shareholders' Equity (Unaudited) Statements 5 false false R6.htm 00000006 - Statement - Interim Condensed Consolidated Statements of Cash Flows (Unaudited) Sheet http://frsx.com/role/InterimCondensedConsolidatedStatementsOfCashFlows Interim Condensed Consolidated Statements of Cash Flows (Unaudited) Statements 6 false false R7.htm 00000007 - Disclosure - General Sheet http://frsx.com/role/General General Notes 7 false false R8.htm 00000008 - Disclosure - Basis of Presentation and Significant Accounting Policies Sheet http://frsx.com/role/SignificantAccountingPolicies Basis of Presentation and Significant Accounting Policies Notes 8 false false R9.htm 00000009 - Disclosure - Material Events in the Reporting Period Sheet http://frsx.com/role/MaterialEventsInReportingPeriod Material Events in the Reporting Period Notes 9 false false R10.htm 00000010 - Disclosure - Subsequent Events Sheet http://frsx.com/role/SubsequentEvents Subsequent Events Notes 10 false false R11.htm 00000011 - Disclosure - Basis of Presentation and Significant Accounting Policies (Policies) Sheet http://frsx.com/role/SignificantAccountingPoliciesPolicies Basis of Presentation and Significant Accounting Policies (Policies) Policies http://frsx.com/role/SignificantAccountingPolicies 11 false false R12.htm 00000012 - Disclosure - General (Details) Sheet http://frsx.com/role/GeneralDetails General (Details) Details http://frsx.com/role/General 12 false false R13.htm 00000013 - Disclosure - Material Events in the Reporting Period (Details) Sheet http://frsx.com/role/MaterialEventsInReportingPeriodDetails Material Events in the Reporting Period (Details) Details http://frsx.com/role/MaterialEventsInReportingPeriod 13 false false R14.htm 00000014 - Disclosure - Subsequent Events (Details) Sheet http://frsx.com/role/SubsequentEventsDetails Subsequent Events (Details) Details http://frsx.com/role/SubsequentEvents 14 false false All Reports Book All Reports frsx-20200630.xml frsx-20200630.xsd frsx-20200630_cal.xml frsx-20200630_def.xml frsx-20200630_lab.xml frsx-20200630_pre.xml http://xbrl.sec.gov/dei/2020-01-31 http://fasb.org/us-gaap/2020-01-31 http://fasb.org/srt/2020-01-31 true true