Name:	tsri_AvailableForSalesSecuritiesAmortizedCost
Namespace Prefix:	tsri_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of investment in debt and equity securities categorized neither as trading securities nor held-to-maturity securities and intended be sold or mature one year or operating cycle, if longer.

No definition available.

Name:	tsri_AvailableForSalesSecuritiesCurrent
Namespace Prefix:	tsri_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities.

No definition available.

Name:	tsri_AvailableForSalesSecuritiesGrossUnrealizedGains
Namespace Prefix:	tsri_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of unrealized loss before deducting unrealized gain on investments in available-for-sale securities.

No definition available.

Name:	tsri_AvailableForSalesSecuritiesGrossUnrealizedLoss
Namespace Prefix:	tsri_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.