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1210001 - Disclosure - S000004436 [Member] N-1A Supplement
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1320020 - Disclosure - S000004368 [Member] Annual Fund Operating Expenses
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1320050 - Disclosure - S000004368 [Member] Annual Total Returns
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1320060 - Disclosure - S000004368 [Member] Average Annual Total Returns
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1320070 - Disclosure - S000004368 [Member] Market Index Performance
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1310000 - Disclosure - S000004368 [Member] N-1A Cover
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1310001 - Disclosure - S000004368 [Member] N-1A Supplement
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1420050 - Disclosure - S000004371 [Member] Annual Total Returns
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link:definitionLink
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1420070 - Disclosure - S000004371 [Member] Market Index Performance
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1410000 - Disclosure - S000004371 [Member] N-1A Cover
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1410001 - Disclosure - S000004371 [Member] N-1A Supplement
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1510004 - Disclosure - S000004430 [Member] Investment Strategy
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1510005 - Disclosure - S000004430 [Member] Investment Risks
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1510006 - Disclosure - S000004430 [Member] Performance Management
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1520030 - Disclosure - S000004430 [Member] Expense Example
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1520040 - Disclosure - S000004430 [Member] Expense Example, No Redemption
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1520045 - Disclosure - S000004430 [Member] Risks Data
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1520050 - Disclosure - S000004430 [Member] Annual Total Returns
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link:definitionLink
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1520060 - Disclosure - S000004430 [Member] Average Annual Total Returns
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link:definitionLink
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1520070 - Disclosure - S000004430 [Member] Market Index Performance
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link:definitionLink
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1510000 - Disclosure - S000004430 [Member] N-1A Cover
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1510001 - Disclosure - S000004430 [Member] N-1A Supplement
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link:definitionLink
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1610002 - Disclosure - S000004432 [Member] Investment Objectives and Goals
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1610003 - Disclosure - S000004432 [Member] Fees and Expenses
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link:definitionLink
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1610004 - Disclosure - S000004432 [Member] Investment Strategy
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1610005 - Disclosure - S000004432 [Member] Investment Risks
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1610006 - Disclosure - S000004432 [Member] Performance Management
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1620020 - Disclosure - S000004432 [Member] Annual Fund Operating Expenses
link:presentationLink
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1620030 - Disclosure - S000004432 [Member] Expense Example
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1620040 - Disclosure - S000004432 [Member] Expense Example, No Redemption
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1620045 - Disclosure - S000004432 [Member] Risks Data
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1620050 - Disclosure - S000004432 [Member] Annual Total Returns
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link:definitionLink
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1620060 - Disclosure - S000004432 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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1620070 - Disclosure - S000004432 [Member] Market Index Performance
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link:definitionLink
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1610000 - Disclosure - S000004432 [Member] N-1A Cover
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1610001 - Disclosure - S000004432 [Member] N-1A Supplement
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1710003 - Disclosure - S000004433 [Member] Fees and Expenses
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1710004 - Disclosure - S000004433 [Member] Investment Strategy
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1710005 - Disclosure - S000004433 [Member] Investment Risks
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1710006 - Disclosure - S000004433 [Member] Performance Management
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1720010 - Disclosure - S000004433 [Member] Shareholder Fees
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1720020 - Disclosure - S000004433 [Member] Annual Fund Operating Expenses
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1720030 - Disclosure - S000004433 [Member] Expense Example
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1720040 - Disclosure - S000004433 [Member] Expense Example, No Redemption
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1720045 - Disclosure - S000004433 [Member] Risks Data
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1720050 - Disclosure - S000004433 [Member] Annual Total Returns
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link:definitionLink
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1720060 - Disclosure - S000004433 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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1720070 - Disclosure - S000004433 [Member] Market Index Performance
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link:definitionLink
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1710000 - Disclosure - S000004433 [Member] N-1A Cover
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1710001 - Disclosure - S000004433 [Member] N-1A Supplement
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1810002 - Disclosure - S000004434 [Member] Investment Objectives and Goals
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link:definitionLink
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1810003 - Disclosure - S000004434 [Member] Fees and Expenses
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1810004 - Disclosure - S000004434 [Member] Investment Strategy
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1810005 - Disclosure - S000004434 [Member] Investment Risks
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1810006 - Disclosure - S000004434 [Member] Performance Management
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1820010 - Disclosure - S000004434 [Member] Shareholder Fees
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1820020 - Disclosure - S000004434 [Member] Annual Fund Operating Expenses
link:presentationLink
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1820030 - Disclosure - S000004434 [Member] Expense Example
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1820040 - Disclosure - S000004434 [Member] Expense Example, No Redemption
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1820045 - Disclosure - S000004434 [Member] Risks Data
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1820050 - Disclosure - S000004434 [Member] Annual Total Returns
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1820060 - Disclosure - S000004434 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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1820070 - Disclosure - S000004434 [Member] Market Index Performance
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1810000 - Disclosure - S000004434 [Member] N-1A Cover
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1810001 - Disclosure - S000004434 [Member] N-1A Supplement
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1910002 - Disclosure - S000004435 [Member] Investment Objectives and Goals
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1910004 - Disclosure - S000004435 [Member] Investment Strategy
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1910005 - Disclosure - S000004435 [Member] Investment Risks
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1910006 - Disclosure - S000004435 [Member] Performance Management
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1920020 - Disclosure - S000004435 [Member] Annual Fund Operating Expenses
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1920030 - Disclosure - S000004435 [Member] Expense Example
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1920040 - Disclosure - S000004435 [Member] Expense Example, No Redemption
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1920045 - Disclosure - S000004435 [Member] Risks Data
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1920050 - Disclosure - S000004435 [Member] Annual Total Returns
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1920060 - Disclosure - S000004435 [Member] Average Annual Total Returns
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1920070 - Disclosure - S000004435 [Member] Market Index Performance
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1910000 - Disclosure - S000004435 [Member] N-1A Cover
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1910001 - Disclosure - S000004435 [Member] N-1A Supplement
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2010004 - Disclosure - S000004367 [Member] Investment Strategy
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2010006 - Disclosure - S000004367 [Member] Performance Management
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2020010 - Disclosure - S000004367 [Member] Shareholder Fees
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2020020 - Disclosure - S000004367 [Member] Annual Fund Operating Expenses
link:presentationLink
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2020030 - Disclosure - S000004367 [Member] Expense Example
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2020040 - Disclosure - S000004367 [Member] Expense Example, No Redemption
link:presentationLink
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2020045 - Disclosure - S000004367 [Member] Risks Data
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2020050 - Disclosure - S000004367 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
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2020060 - Disclosure - S000004367 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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2020070 - Disclosure - S000004367 [Member] Market Index Performance
link:presentationLink
link:definitionLink
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2010000 - Disclosure - S000004367 [Member] N-1A Cover
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2010001 - Disclosure - S000004367 [Member] N-1A Supplement
link:presentationLink
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2110002 - Disclosure - S000004369 [Member] Investment Objectives and Goals
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2110003 - Disclosure - S000004369 [Member] Fees and Expenses
link:presentationLink
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2110004 - Disclosure - S000004369 [Member] Investment Strategy
link:presentationLink
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2110005 - Disclosure - S000004369 [Member] Investment Risks
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2110006 - Disclosure - S000004369 [Member] Performance Management
link:presentationLink
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2120010 - Disclosure - S000004369 [Member] Shareholder Fees
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link:definitionLink
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2120020 - Disclosure - S000004369 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
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2120030 - Disclosure - S000004369 [Member] Expense Example
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2120040 - Disclosure - S000004369 [Member] Expense Example, No Redemption
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2120045 - Disclosure - S000004369 [Member] Risks Data
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link:definitionLink
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2120050 - Disclosure - S000004369 [Member] Annual Total Returns
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link:definitionLink
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2120060 - Disclosure - S000004369 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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2120070 - Disclosure - S000004369 [Member] Market Index Performance
link:presentationLink
link:definitionLink
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2110000 - Disclosure - S000004369 [Member] N-1A Cover
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2110001 - Disclosure - S000004369 [Member] N-1A Supplement
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2210002 - Disclosure - S000015627 [Member] Investment Objectives and Goals
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2210004 - Disclosure - S000015627 [Member] Investment Strategy
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2210006 - Disclosure - S000015627 [Member] Performance Management
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2220010 - Disclosure - S000015627 [Member] Shareholder Fees
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2220020 - Disclosure - S000015627 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
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2220030 - Disclosure - S000015627 [Member] Expense Example
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2220040 - Disclosure - S000015627 [Member] Expense Example, No Redemption
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2220045 - Disclosure - S000015627 [Member] Risks Data
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2220050 - Disclosure - S000015627 [Member] Annual Total Returns
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2220060 - Disclosure - S000015627 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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2220070 - Disclosure - S000015627 [Member] Market Index Performance
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link:definitionLink
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2210000 - Disclosure - S000015627 [Member] N-1A Cover
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2210001 - Disclosure - S000015627 [Member] N-1A Supplement
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link:definitionLink
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2310003 - Disclosure - S000004349 [Member] Fees and Expenses
link:presentationLink
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2310004 - Disclosure - S000004349 [Member] Investment Strategy
link:presentationLink
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2310005 - Disclosure - S000004349 [Member] Investment Risks
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2310006 - Disclosure - S000004349 [Member] Performance Management
link:presentationLink
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2320010 - Disclosure - S000004349 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
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2320020 - Disclosure - S000004349 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
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2320030 - Disclosure - S000004349 [Member] Expense Example
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link:definitionLink
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2320040 - Disclosure - S000004349 [Member] Expense Example, No Redemption
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2320045 - Disclosure - S000004349 [Member] Risks Data
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2320050 - Disclosure - S000004349 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
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2320060 - Disclosure - S000004349 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
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2320070 - Disclosure - S000004349 [Member] Market Index Performance
link:presentationLink
link:definitionLink
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2310000 - Disclosure - S000004349 [Member] N-1A Cover
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link:definitionLink
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2310001 - Disclosure - S000004349 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
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2410002 - Disclosure - S000004318 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
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2410003 - Disclosure - S000004318 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
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2410004 - Disclosure - S000004318 [Member] Investment Strategy
link:presentationLink
link:definitionLink
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2410005 - Disclosure - S000004318 [Member] Investment Risks
link:presentationLink
link:definitionLink
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2410006 - Disclosure - S000004318 [Member] Performance Management
link:presentationLink
link:definitionLink
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2420010 - Disclosure - S000004318 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
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2420020 - Disclosure - S000004318 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
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2420030 - Disclosure - S000004318 [Member] Expense Example
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link:definitionLink
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2420040 - Disclosure - S000004318 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
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2420045 - Disclosure - S000004318 [Member] Risks Data
link:presentationLink
link:definitionLink
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2420050 - Disclosure - S000004318 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2420060 - Disclosure - S000004318 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2420070 - Disclosure - S000004318 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
2410000 - Disclosure - S000004318 [Member] N-1A Cover
link:presentationLink
link:definitionLink
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2410001 - Disclosure - S000004318 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
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2510002 - Disclosure - S000004320 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
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2510003 - Disclosure - S000004320 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
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2510004 - Disclosure - S000004320 [Member] Investment Strategy
link:presentationLink
link:definitionLink
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2510005 - Disclosure - S000004320 [Member] Investment Risks
link:presentationLink
link:definitionLink
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2510006 - Disclosure - S000004320 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
2520010 - Disclosure - S000004320 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
2520020 - Disclosure - S000004320 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2520030 - Disclosure - S000004320 [Member] Expense Example
link:presentationLink
link:definitionLink
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2520040 - Disclosure - S000004320 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
2520045 - Disclosure - S000004320 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
2520050 - Disclosure - S000004320 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2520060 - Disclosure - S000004320 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2520070 - Disclosure - S000004320 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
2510000 - Disclosure - S000004320 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
2510001 - Disclosure - S000004320 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
2610002 - Disclosure - S000004431 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
2610003 - Disclosure - S000004431 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2610004 - Disclosure - S000004431 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
2610005 - Disclosure - S000004431 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
2610006 - Disclosure - S000004431 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
2620010 - Disclosure - S000004431 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
2620020 - Disclosure - S000004431 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2620030 - Disclosure - S000004431 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
2620040 - Disclosure - S000004431 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
2620045 - Disclosure - S000004431 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
2620050 - Disclosure - S000004431 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2620060 - Disclosure - S000004431 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2620070 - Disclosure - S000004431 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
2610000 - Disclosure - S000004431 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
2610001 - Disclosure - S000004431 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
2710002 - Disclosure - S000004321 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
2710003 - Disclosure - S000004321 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2710004 - Disclosure - S000004321 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
2710005 - Disclosure - S000004321 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
2710006 - Disclosure - S000004321 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
2720010 - Disclosure - S000004321 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
2720020 - Disclosure - S000004321 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2720030 - Disclosure - S000004321 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
2720040 - Disclosure - S000004321 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
2720045 - Disclosure - S000004321 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
2720050 - Disclosure - S000004321 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2720060 - Disclosure - S000004321 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2720070 - Disclosure - S000004321 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
2710000 - Disclosure - S000004321 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
2710001 - Disclosure - S000004321 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
2810002 - Disclosure - S000004322 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
2810003 - Disclosure - S000004322 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2810004 - Disclosure - S000004322 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
2810005 - Disclosure - S000004322 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
2810006 - Disclosure - S000004322 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
2820010 - Disclosure - S000004322 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
2820020 - Disclosure - S000004322 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2820030 - Disclosure - S000004322 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
2820040 - Disclosure - S000004322 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
2820045 - Disclosure - S000004322 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
2820050 - Disclosure - S000004322 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2820060 - Disclosure - S000004322 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2820070 - Disclosure - S000004322 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
2810000 - Disclosure - S000004322 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
2810001 - Disclosure - S000004322 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
2910002 - Disclosure - S000004323 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
2910003 - Disclosure - S000004323 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2910004 - Disclosure - S000004323 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
2910005 - Disclosure - S000004323 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
2910006 - Disclosure - S000004323 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
2920010 - Disclosure - S000004323 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
2920020 - Disclosure - S000004323 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
2920030 - Disclosure - S000004323 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
2920040 - Disclosure - S000004323 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
2920045 - Disclosure - S000004323 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
2920050 - Disclosure - S000004323 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2920060 - Disclosure - S000004323 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
2920070 - Disclosure - S000004323 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
2910000 - Disclosure - S000004323 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
2910001 - Disclosure - S000004323 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
3010002 - Disclosure - S000004324 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
3010003 - Disclosure - S000004324 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3010004 - Disclosure - S000004324 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
3010005 - Disclosure - S000004324 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
3010006 - Disclosure - S000004324 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
3020010 - Disclosure - S000004324 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
3020020 - Disclosure - S000004324 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3020030 - Disclosure - S000004324 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
3020040 - Disclosure - S000004324 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
3020045 - Disclosure - S000004324 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
3020050 - Disclosure - S000004324 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3020060 - Disclosure - S000004324 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3020070 - Disclosure - S000004324 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
3010000 - Disclosure - S000004324 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
3010001 - Disclosure - S000004324 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
3110002 - Disclosure - S000004325 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
3110003 - Disclosure - S000004325 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3110004 - Disclosure - S000004325 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
3110005 - Disclosure - S000004325 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
3110006 - Disclosure - S000004325 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
3120010 - Disclosure - S000004325 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
3120020 - Disclosure - S000004325 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3120030 - Disclosure - S000004325 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
3120040 - Disclosure - S000004325 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
3120045 - Disclosure - S000004325 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
3120050 - Disclosure - S000004325 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3120060 - Disclosure - S000004325 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3120070 - Disclosure - S000004325 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
3110000 - Disclosure - S000004325 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
3110001 - Disclosure - S000004325 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
3210002 - Disclosure - S000004329 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
3210003 - Disclosure - S000004329 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3210004 - Disclosure - S000004329 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
3210005 - Disclosure - S000004329 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
3210006 - Disclosure - S000004329 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
3220010 - Disclosure - S000004329 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
3220020 - Disclosure - S000004329 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3220030 - Disclosure - S000004329 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
3220040 - Disclosure - S000004329 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
3220045 - Disclosure - S000004329 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
3220050 - Disclosure - S000004329 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3220060 - Disclosure - S000004329 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3220070 - Disclosure - S000004329 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
3210000 - Disclosure - S000004329 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
3210001 - Disclosure - S000004329 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
3310002 - Disclosure - S000004331 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
3310003 - Disclosure - S000004331 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3310004 - Disclosure - S000004331 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
3310005 - Disclosure - S000004331 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
3310006 - Disclosure - S000004331 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
3320010 - Disclosure - S000004331 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
3320020 - Disclosure - S000004331 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3320030 - Disclosure - S000004331 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
3320040 - Disclosure - S000004331 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
3320045 - Disclosure - S000004331 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
3320050 - Disclosure - S000004331 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3320060 - Disclosure - S000004331 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3320070 - Disclosure - S000004331 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
3310000 - Disclosure - S000004331 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
3310001 - Disclosure - S000004331 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
3410002 - Disclosure - S000004332 [Member] Investment Objectives and Goals
link:presentationLink
link:definitionLink
link:calculationLink
3410003 - Disclosure - S000004332 [Member] Fees and Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3410004 - Disclosure - S000004332 [Member] Investment Strategy
link:presentationLink
link:definitionLink
link:calculationLink
3410005 - Disclosure - S000004332 [Member] Investment Risks
link:presentationLink
link:definitionLink
link:calculationLink
3410006 - Disclosure - S000004332 [Member] Performance Management
link:presentationLink
link:definitionLink
link:calculationLink
3420010 - Disclosure - S000004332 [Member] Shareholder Fees
link:presentationLink
link:definitionLink
link:calculationLink
3420020 - Disclosure - S000004332 [Member] Annual Fund Operating Expenses
link:presentationLink
link:definitionLink
link:calculationLink
3420030 - Disclosure - S000004332 [Member] Expense Example
link:presentationLink
link:definitionLink
link:calculationLink
3420040 - Disclosure - S000004332 [Member] Expense Example, No Redemption
link:presentationLink
link:definitionLink
link:calculationLink
3420045 - Disclosure - S000004332 [Member] Risks Data
link:presentationLink
link:definitionLink
link:calculationLink
3420050 - Disclosure - S000004332 [Member] Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3420060 - Disclosure - S000004332 [Member] Average Annual Total Returns
link:presentationLink
link:definitionLink
link:calculationLink
3420070 - Disclosure - S000004332 [Member] Market Index Performance
link:presentationLink
link:definitionLink
link:calculationLink
3410000 - Disclosure - S000004332 [Member] N-1A Cover
link:presentationLink
link:definitionLink
link:calculationLink
3410001 - Disclosure - S000004332 [Member] N-1A Supplement
link:presentationLink
link:definitionLink
link:calculationLink
iShares Core High Dividend ETF
S000031844 [Member]
Morningstar US Market Index (Returns do not reflect deductions for fees, expenses or taxes)
S000031844 Morningstar U S Market Index [Member]
Morningstar Dividend Yield Focus Index (Returns do not reflect deductions for fees, expenses or taxes)
S000031844 Morningstar Dividend Yield Focus Index [Member]
C000099165 [Member]
Dividend Paying Stock Risk [Member]
Equity Securities Risk [Member]
Market Risks [Member]
Index Related Risk [Member]
Asset Class Risk [Member]
Authorized Participant Concentration Risk [Member]
Concentration Risk [Member]
Currency Risk [Member]
Financial Companies Risk [Member]
Issuer Risk [Member]
Large Capitalization Companies Risk [Member]
Large Shareholder and Large Scale Redemption Risk [Member]
Management Risk [Member]
Market Trading Risk [Member]
Mid Capitalization Companies Risk [Member]
National Closed Market Trading Risk [Member]
Non U S Securities Risk [Member]
Operational and Technology Risks [Member]
Risk of Investing in China [Member]
Risk of Investing in Saudi Arabia [Member]
Risk of Investing in the U K [Member]
Securities Lending Risk [Member]
Small Capitalization Companies Risk [Member]
Tracking Error Risk [Member]
Valuation Risk [Member]
Reliance on Trading Partners Risk [Member]
Risk of Investing in the U S [Member]
Consumer Goods and Services Companies Risk [Member]
Energy Companies Risk [Member]
Healthcare Companies Risk [Member]
Risk of Investing in Developed Countries [Member]
iShares Environmentally Aware Real Estate ETF
S000077112 [Member]
FTSE All-World Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
F T S E All World Index Net [Member]
FTSE EPRA Nareit Developed Green Target Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000077112 F T S E E P R A Nareit Developed Green Target Index Net [Member]
C000237280 [Member]
Environmentally Aware Real Estate Investment Strategy Risk [Member]
Assets Under Management A U M Risk [Member]
ESG Risk [Member]
Real Estate Companies Risk [Member]
Small Fund Risk [Member]
iShares Global Clean Energy ETF
S000022498 [Member]
S&P Global Broad Market Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000022498 S And P Global Broad Market Index Net [Member]
S&P Global Clean Energy Transition Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000022498 S And P Global Clean Energy Transition Index Net [Member]
C000065074 [Member]
Clean Energy Companies Risk [Member]
Custody Risk [Member]
Industrial Companies Risk [Member]
Risk of Investing in Asia [Member]
Risk of Investing in Emerging Markets [Member]
Semiconductor Companies Risk [Member]
Technology Companies Risk [Member]
Thematic Investing Risk [Member]
Utility Companies Risk [Member]
iShares Global REIT ETF
S000045649 [Member]
S000045649 F T S E All World Index Net [Member]
FTSE EPRA Nareit Global REITs Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000045649 F T S E E P R A Nareit Global R E I T s Index Net [Member]
C000141932 [Member]
iShares International Developed Real Estate ETF
S000018146 [Member]
FTSE All-World ex-US Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000018146 FTSE All World ex U S Index Net [Member]
FTSE EPRA Nareit Developed ex US Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000018146 FTSE EPRA Nareit Developed ex US Index Net [Member]
C000050169 [Member]
Risk of Investing in Japan [Member]
iShares International Select Dividend ETF
S000017777 [Member]
S&P Developed ex US Broad Market Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000017777 SP Developed Ex US Broad Market Index Net [Member]
Dow Jones EPAC Select Dividend Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends)
S000017777 Dow Jones EPAC Select Dividend Index Net [Member]
C000049094 [Member]
iShares Select Dividend ETF
S000004334 [Member]
S&P Total Market Index (Returns do not reflect deductions for fees, expenses or taxes)
S000004334 S P Total Market Index [Member]
Dow Jones U.S. Select Dividend Index (Returns do not reflect deductions for fees, expenses or taxes)
S000004334 Dow Jones U S Select Dividend Index [Member]
C000012064 [Member]
iShares Core Dividend ETF
S000059298 [Member]
S000059298 Morningstar US Market Index [Member]
Morningstar US Dividend and Buyback Index (Returns do not reflect deductions for fees, expenses or taxes)
S000059298 Morningstar US Dividend and Buyback Index [Member]
C000194634 [Member]
Buyback Risk [Member]
iShares Core Dividend Growth ETF
S000045648 [Member]
S000045648 Morningstar US Market Index [Member]
Morningstar US Dividend Growth Index (Returns do not reflect deductions for fees, expenses or taxes)
S000045648 Morningstar US Dividend Growth Index [Member]
C000141931 [Member]
iShares Dow Jones U.S. ETF
S000004330 [Member]
S000004330 S And P Total Market Index [Member]
Dow Jones U.S. Index (Returns do not reflect deductions for fees, expenses or taxes)
S000004330 Dow Jones U S Index [Member]
C000012060 [Member]
Growth Securities Risk [Member]
iShares ESG MSCI KLD 400 ETF
S000013931 [Member]
MSCI USA Index (Returns do not reflect deductions for fees, expenses or taxes)
S000013931 MSCI USA Index [Member]
MSCI KLD 400 Social Index (Returns do not reflect deductions for fees, expenses or taxes)
MSCI KLD400 Social Index [Member]
C000038163 [Member]
iShares ESG Optimized MSCI USA ETF
S000004436 [Member]
S000004436 MSCI USA Index [Member]
MSCI USA Extended ESG Select Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004436 MSCI USA Extended ESG Select Index [Member]
C000012199 [Member]
iShares Morningstar Growth ETF
S000004368 [Member]
S000004368 Morningstar US Market Index [Member]
Morningstar US Large-Mid Cap Broad Growth Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004368 Morningstar US Large Mid Cap Broad Growth Index [Member]
C000012098 [Member]
iShares Morningstar Mid-Cap ETF
S000004371 [Member]
S000004371 Morningstar US Market Index [Member]
Morningstar US Mid Cap Market Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004371 Morningstar US Mid Cap Market Index [Member]
C000012101 [Member]
Value Securities Risk [Member]
iShares Morningstar Mid-Cap Growth ETF
S000004430 [Member]
S000004430 Morningstar US Market Index [Member]
Morningstar US Mid Cap Broad Growth Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Morningstar US Mid Cap Broad Growth Index Spliced [Member]
C000012193 [Member]
iShares Morningstar Mid-Cap Value ETF
S000004432 [Member]
S000004432 Morningstar US Market Index [Member]
Morningstar US Mid Cap Broad Value Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Morningstar US Mid Cap Broad Value Index Spliced [Member]
C000012195 [Member]
iShares Morningstar Small-Cap ETF
S000004433 [Member]
S000004433 Morningstar US Market Index [Member]
Morningstar US Small Cap Extended Market Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Morningstar US Small Cap Extended Market Index Spliced [Member]
C000012196 [Member]
iShares Morningstar Small-Cap Growth ETF
S000004434 [Member]
S000004434 Morningstar US Market Index [Member]
Morningstar US Small Cap Broad Growth Extended Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Morningstar US Small Cap Broad Growth Extended Index Spliced [Member]
C000012197 [Member]
iShares Morningstar Small-Cap Value ETF
S000004435 [Member]
S000004435 Morningstar US Market Index [Member]
Morningstar US Small Cap Broad Value Extended Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Morningstar US Small Cap Broad Value Extended Index Spliced [Member]
C000012198 [Member]
iShares Morningstar U.S. Equity ETF
S000004367 [Member]
S000004367 Morningstar US Market Index [Member]
Morningstar US Large-Mid Cap Market Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004367 Morningstar US Large Mid Cap Market Index [Member]
C000012097 [Member]
iShares Morningstar Value ETF
S000004369 [Member]
S000004369 Morningstar US Market Index [Member]
Morningstar US Large-Mid Cap Broad Value Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004369 Morningstar US Large Mid Cap Broad Value Index [Member]
C000012099 [Member]
iShares Core U.S. REIT ETF
S000015627 [Member]
Russell 3000 Index (Returns do not reflect deductions for fees, expenses or taxes)
S000015627 Russell 3000 Index [Member]
FTSE Nareit Equity REITs 40 Act Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000015627 FTSE Nareit Equity REITs 40 Act Capped Index [Member]
C000042588 [Member]
iShares Select U.S. REIT ETF
S000004349 [Member]
S000004349 SP Total Market Index [Member]
Cohen & Steers Realty Majors Index (Returns do not reflect deductions for fees, expenses or taxes)
S000004349 Cohen And Steers Realty Majors Index [Member]
C000012079 [Member]
iShares U.S. Basic Materials ETF
S000004318 [Member]
S000004318 Russell 3000 Index [Member]
Russell 1000 Basic Materials RIC 22.5/45 Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004318 Russell 1000 Basic Materials RIC 22 5 45 Capped Index [Member]
C000012048 [Member]
Materials Companies Risk [Member]
iShares U.S. Consumer Discretionary ETF
S000004320 [Member]
S000004320 Russell 3000 Index [Member]
Russell 1000 Consumer Discretionary 40 Act 15/22.5 Daily Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Russell 1000 Consumer Discretionary 40 Act 15 22 5 Daily Capped Index Spliced [Member]
C000012050 [Member]
iShares U.S. Consumer Staples ETF
S000004431 [Member]
S000004431 Russell 3000 Index [Member]
Russell 1000 Consumer Staples RIC 22.5/45 Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Russell 1000 Consumer Staples RIC 22 5 45 Capped Index Spliced [Member]
C000012194 [Member]
iShares U.S. Energy ETF
S000004321 [Member]
S000004321 Russell 3000 Index [Member]
Russell 1000 Energy RIC 22.5/45 Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Russell 1000 Energy RIC 22 5 45 Capped Index Spliced [Member]
C000012051 [Member]
iShares U.S. Financial Services ETF
S000004322 [Member]
S000004322 S P Total Market Index [Member]
Dow Jones U.S. Financial Services Index (Returns do not reflect deductions for fees, expenses or taxes)
Dow Jones U S Financial Services Index [Member]
C000012052 [Member]
iShares U.S. Financials ETF
S000004323 [Member]
S000004323 Russell 3000 Index [Member]
Russell 1000 Financials 40 Act 15/22.5 Daily Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
Russell 1000 Financials 40 Act 15 22 5 Daily Capped Index Spliced [Member]
C000012053 [Member]
iShares U.S. Healthcare ETF
S000004324 [Member]
S000004324 Russell 3000 Index [Member]
Russell 1000 Health Care RIC 22.5/45 Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004324 Russell 1000 Health Care RIC [Member]
C000012054 [Member]
iShares U.S. Industrials ETF
S000004325 [Member]
S000004325 Russell 3000 Index [Member]
Russell 1000 Industrials 40 Act 15/22.5 Daily Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004325 Russell 1000 Industrials 40 Act [Member]
C000012055 [Member]
iShares U.S. Technology ETF
S000004329 [Member]
S000004329 Russell 3000 Index [Member]
Russell 1000 Technology RIC 22.5/45 Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004329 Russell 1000 Technology RIC [Member]
C000012059 [Member]
iShares U.S. Transportation ETF
S000004331 [Member]
S000004331 SAndP Total Market Index [Member]
S&P Transportation Select Industry FMC Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004331 SAndP Transportation Select Industry FMC Capped Index [Member]
C000012061 [Member]
Transportation Companies Risk [Member]
iShares U.S. Utilities ETF
S000004332 [Member]
S000004332 Russell 3000 Index [Member]
Russell 1000 Utilities RIC 22.5/45 Capped Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)
S000004332 Russell 1000 Utilities RIC [Member]
C000012062 [Member]