XML 14 R5.htm IDEA: XBRL DOCUMENT v2.4.0.8
Label Element Value
U.S. REAL ESTATE PORTFOLIO | Class IS
 
Risk/Return: rr_RiskReturnAbstract  
Supplement [Text Block] ck0000836487_SupplementTextBlock

Prospectus Supplement


October 25, 2013


Morgan Stanley Institutional Fund, Inc.


Supplement dated October 25, 2013 to the Morgan Stanley Institutional Fund, Inc. Prospectus dated June 13, 2013 of:


U.S. Real Estate Portfolio (Class IS shares)

Risk/Return [Heading] rr_RiskReturnHeading U.S. REAL ESTATE PORTFOLIO
Expense [Heading] rr_ExpenseHeading The following table replaces the "Annual Portfolio Operating Expenses" table in the section of the Prospectus entitled "Portfolio Summary-U.S. Real Estate Portfolio-Fees and Expenses-Annual Portfolio Operating Expenses:"
Advisory Fee rr_ManagementFeesOverAssets 0.77%
Distribution and/or Shareholder Service (12b-1) Fee rr_DistributionAndService12b1FeesOverAssets none
Other Expenses rr_OtherExpensesOverAssets 0.13% [1]
Total Annual Portfolio Operating Expenses rr_ExpensesOverAssets 0.90%
Other Expenses, New Fund, Based on Estimates [Text] rr_OtherExpensesNewFundBasedOnEstimates Other expenses have been estimated for the current fiscal year.
Expense Example [Heading] rr_ExpenseExampleHeading The following table replaces the "Example" table in the section of the Prospectus entitled "Portfolio Summary-U.S. Real Estate Portfolio-Fees and Expenses-Example:"
Expense Example, with Redemption, 1 Year rr_ExpenseExampleYear01 $ 92
Expense Example, with Redemption, 3 Years rr_ExpenseExampleYear03 $ 287
Expense Example Closing [Text Block] rr_ExpenseExampleClosingTextBlock

Please retain this supplement for future reference.

[1] Other expenses have been estimated for the current fiscal year.