Name:	mosy_NumberOfCompaniesWhichWillEquallyShareGrossProfitsInExcessOfInitialProfitRetained
Namespace Prefix:	mosy_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of executive officers of the entity who are investors of the related party.

No definition available.

Name:	mosy_NumberOfExecutiveOfficersWhoAreInvestorsInRelatedParty
Namespace Prefix:	mosy_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the amount of research and development expense included in current liability of the entity.

No definition available.

Name:	mosy_RelatedPartyTransactionCurrentLiabilityRelatedToResearchAndDevelopmentExpense
Namespace Prefix:	mosy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Represents the amount of initial gross profits from the transactions with related party which will be retained by the reporting entity.

No definition available.

Name:	mosy_RelatedPartyTransactionInitialGrossProfitFromTransactionsWithRelatedPartyToBeRetained
Namespace Prefix:	mosy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the amount of payment required to be made to the related party under the terms of the strategic development and marketing agreement.

No definition available.

Name:	mosy_RelatedPartyTransactionPaymentRequiredUnderStrategicDevelopmentAndMarketingAgreement
Namespace Prefix:	mosy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 57

-Paragraph 2

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 850

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864