2.2.0.25truefalse000108 - Disclosure - Risk/Return Detail Data {Elements} - (T. Rowe Price Financial Services Fund, Inc.)truetruefalse1falsefalsefalsefalse5/1/2011 - 5/1/2011 Duration_5_1_2011_To_5_1_2011http://www.sec.gov/CIK0001019286duration2011-05-01T00:00:002011-05-01T00:00:00Unit1Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso421702true0rr_RiskReturnAbstractrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseRisk/Return:3false0dei_EntityRegistrantNamedeifalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00T. Rowe Price Financial Services Fund, Inc.falsefalsefalsefalsefalseOtherxbrli:normalizedStringItemTypenormalizedstringThe exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12b -Subsection 1 falsefalseRegistrant Name4false0rr_ProspectusDaterrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002011-05-01falsefalsetruefalsefalseOtherxbrli:dateItemTypedateThe date of the prospectus.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 1 -Paragraph 3 -Subsection a falsefalseProspectus Date5false0natruenanaNo definition available.falsetruefalsefalsefalsefalsefalsefalsefalsefalsehttp://www.troweprice.com/role/disclosureriskreturndetaildataelementstrowepricefinancialservicesfundinc1falsefalsefalse00falsefalsefalsefalsefalse2falsefalseUSDtruefalse{dei_LegalEntityAxis} : S000002084 Member {rr_ProspectusShareClassAxis} : C000005450 Member 5/1/2011 - 5/1/2011 USD ($) $Duration_5_1_2011_To_5_1_2011_dei_LegalEntityAxis_cik001019286_S000002084Member_rr_ProspectusShareClassAxis_cik001019286_C000005450Memberhttp://www.sec.gov/CIK0001019286duration2011-05-01T00:00:002011-05-01T00:00:00falsefalseT. Rowe Price Financial Services Fund, Inc.dei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_S000002084Memberdei_LegalEntityAxisexplicitMemberfalsefalseT. Rowe Price Financial Services Fund, Inc.rr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_C000005450Memberrr_ProspectusShareClassAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$OthernaNo definition available.No authoritative reference available.falsefalseT. Rowe Price Financial Services Fund, Inc. | T. Rowe Price Financial Services Fund, Inc.6true0rr_RiskReturnAbstractrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseRisk/Return:7false0rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPricerrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truetruetrue00falsefalsefalsefalsefalseOtherrr:NonNegativePure4TypepureMaximum Deferred Sales Charge (Load) (as a percentage of ____) A.3.instructions.2.a.i "Maximum Deferred Sales Charge (Load)" includes the maximum total deferred sales charge (load) payable upon redemption, in installments, or both, expressed as a percentage of the amount or amounts stated in response to Item 7(a), except that, for a sales charge (load) based on net asset value at the time of purchase, show the sales charge (load) as a percentage of the offering price at the time of purchase. A Fund may include in a footnote to the table, if applicable, a tabular presentation showing the amount of deferred sales charges (loads) over time or a narrative explanation of the sales charges (loads) (e.g., __% in the first year after purchase, declining to __% in the __ year and eliminated thereafter). A.3.instructions.2.a.ii If more than one type of sales charge (load) is imposed (e.g., a deferred sales charge (load) and a front-end sales charge (load)), the first caption in the table should read "Maximum Sales Charge (Load)" and show the maximum cumulative percentage. Show the percentage amounts and the terms of each sales charge (load) comprising that figure on separate lines below.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 1 -Subsection table falsefalseMaximum sales charge (load) imposed on purchases8false0rr_MaximumDeferredSalesChargeOverOtherrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truetruetrue00falsefalsefalsefalsefalseOtherrr:NonNegativePure4TypepureMaximum Deferred Sales Charge (Load) (as a percentage of ____) "Maximum Deferred Sales Charge (Load)" includes the maximum total deferred sales charge (load) payable upon redemption, in installments, or both, expressed as a percentage of the amount or amounts stated in response to Item 7(a), except that, for a sales charge (load) based on net asset value at the time of purchase, show the sales charge (load) as a percentage of the offering price at the time of purchase. A Fund may include in a footnote to the table, if applicable, a tabular presentation showing the amount of deferred sales charges (loads) over time or a narrative explanation of the sales charges (loads) (e.g., __% in the first year after purchase, declining to __% in the __ year and eliminated thereafter). If more than one type of sales charge (load) is imposed (e.g., a deferred sales charge (load) and a front-end sales charge (load)), the first caption in the table should read "Maximum Sales Charge (Load)" and show the maximum cumulative percentage. Show the percentage amounts and the terms of each sales charge (load) comprising that figure on separate lines below.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 2 -Subparagraph a -Clause i -Subsection instructions falsefalseMaximum deferred sales charge (load)9false0rr_RedemptionFeerrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsetrue00falsetruefalsefalsefalseMonetaryrr:NonPositiveMonetaryTypemonetary"Redemption Fee" (as a percentage of amount redeemed, if applicable) If the Fund is an Exchange-Traded Fund and issues or redeems shares in creation units of not less than 25,000 shares each, exclude any fees charged for the purchase and redemption of the Fund's creation units. "Redemption Fee" includes a fee charged for any redemption of the Fund's shares, but does not include a deferred sales charge (load) imposed upon redemption.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 4 -Subsection table falsefalseRedemption fee10false0rr_MaximumAccountFeerrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsetrue1010[1]falsefalsefalsefalsefalseMonetaryrr:NonNegativeMonetaryTypemonetaryInclude the caption "Maximum Account Fees" only if the Fund charges these fees. A Fund may omit other captions if the Fund does not charge the fees or expenses covered by the captions. Disclose account fees that may be charged to a typical investor in the Fund; fees that apply to only a limited number of shareholders based on their particular circumstances need not be disclosed. Include a caption describing the maximum account fee (e.g., "Maximum Account Maintenance Fee" or "Maximum Cash Management Fee"). State the maximum annual account fee as either a fixed dollar amount or a percentage of assets. Include in a parenthetical to the caption the basis on which any percentage is calculated. If an account fee is charged only to accounts that do not meet a certain threshold (e.g., accounts under $5)Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph c -Subsection instructions falsefalseMaximum account fee11false0rr_ManagementFeesOverAssetsrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truetruetrue0.00650.0065falsefalsefalsefalsefalseOtherrr:NonNegativePure4TypepureManagement Fees include investment advisory fees (including any fees based on the Fund's performance), any other management fees payable to the investment adviser or its affiliates, and administrative fees payable to the investment adviser or its affiliates that are not included as "Other Expenses."Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 3 -Subparagraph a -Subsection instructions falsefalseManagement fees12false0rr_DistributionAndService12b1FeesOverAssetsrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsetruetrue00&nbsp;falsefalsefalsefalsefalseOtherrr:NonNegativePure4TypepureDistribution [and/or Service] (12b-1) Fees" include all distribution or other expenses incurred during the most recent fiscal year under a plan adopted pursuant to rule 12b-1 [17 CFR 270.12b-1]. Under an appropriate caption or a subcaption of "Other Expenses," disclose the amount of any distribution or similar expenses deducted from the Fund's assets other than pursuant to a rule 12b-1 plan.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 9 -Subsection table falsefalseDistribution and service (12b-1) fees13false0rr_OtherExpensesOverAssetsrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truetruetrue0.00310.0031falsefalsefalsefalsefalseOtherrr:NonNegativePure4Typepure"Other Expenses" include all expenses not otherwise disclosed in the table that are deducted from the Fund's assets or charged to all shareholder accounts. The amount of expenses deducted from the Fund's assets are the amounts shown as expenses in the Fund's statement of operations (including increases resulting from complying with paragraph 2(g) of rule 6-07 of Regulation S-X [17 CFR 210.6-07]). "Other Expenses" do not include extraordinary expenses as determined under generally accepted accounting principles (see Accounting Principles Board Opinion No. 30). If extraordinary expenses were incurred that materially affected the Fund's "Other Expenses," disclose in a footnote to the table what "Other Expenses" would have been had the extraordinary expenses been included.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 3 -Subparagraph c -Clause i -Subsection instructions falsefalseOther expenses14false0rr_NetExpensesOverAssetsrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truetruetrue0.00960.0096falsefalsefalsefalsefalseOtherrr:NonNegativePure4TypepureTotal Annual Fund Operating Expenses.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 11 -Subsection table truefalseTotal annual fund operating expenses15false0rr_ExpenseExampleYear01rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsetrue9898falsefalsefalsefalsefalseMonetaryrr:NonNegativeMonetaryTypemonetaryThe Example assumes that you invest $10,000 in the Fund for the time periods indicated and then you redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return per year and that the Fund's operating expenses remained the same. Although your actual costs may be higher or lower.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 4 -Subsection instructions falsefalse1 Year16false0rr_ExpenseExampleYear03rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsetrue306306falsefalsefalsefalsefalseMonetaryrr:NonNegativeMonetaryTypemonetaryThe Example assumes that you invest $10,000 in the Fund for the time periods indicated and then you redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return per year and that the Fund's operating expenses remained the same. Although your actual costs may be higher or lower.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 2 -Subsection example falsefalse3 Years17false0rr_ExpenseExampleYear05rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsetrue531531falsefalsefalsefalsefalseMonetaryrr:NonNegativeMonetaryTypemonetaryThe Example assumes that you invest $10,000 in the Fund for the time periods indicated and then you redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return per year and that the Fund's operating expenses remained the same. Although your actual costs may be higher or lower.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 2 -Subsection example falsefalse5 Years18false0rr_ExpenseExampleYear10rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsetrue11781178falsetruefalsefalsefalseMonetaryrr:NonNegativeMonetaryTypemonetaryThe Example assumes that you invest $10,000 in the Fund for the time periods indicated and then you redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return per year and that the Fund's operating expenses remained the same. Although your actual costs may be higher or lower.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 2 -Subsection example falsefalse10 Years19false0rr_AnnualReturn2001rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse-0.0313-0.0313falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseAnnual Return 200120false0rr_AnnualReturn2002rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse-0.1010-0.1010falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseAnnual Return 200221false0rr_AnnualReturn2003rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.35080.3508falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph instructions -Clause 3 -Exhibit a -Subsection b falsefalseAnnual Return 200322false0rr_AnnualReturn2004rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.13420.1342falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph instructions -Clause 3 -Exhibit a -Subsection b falsefalseAnnual Return 200423false0rr_AnnualReturn2005rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.05100.0510falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseAnnual Return 200524false0rr_AnnualReturn2006rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.15980.1598falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseAnnual Return 200625false0rr_AnnualReturn2007rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse-0.0935-0.0935falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph instructions -Clause 3 -Exhibit a -Subsection b falsefalseAnnual Return 200726false0rr_AnnualReturn2008rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse-0.4006-0.4006falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseAnnual Return 200827false0rr_AnnualReturn2009rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.28440.2844falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph instructions -Clause 3 -Exhibit a -Subsection b falsefalseAnnual Return 200928false0rr_AnnualReturn2010rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.12900.1290falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart. When a Multiple Class Fund offers more than one Class in the prospectus, provide annual total returns in the bar chart for only one of those Classes. The Fund can select which Class to include (e.g., the oldest Class, the Class with the greatest net assets).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseAnnual Return 201029false0rr_HighestQuarterlyReturnLabelrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00BestfalsefalsefalsefalsefalseOtherxbrli:stringItemTypestringIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseHighest Quarterly Return, Label30false0rr_BarChartHighestQuarterlyReturnDaterrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002009-06-30falsefalsetruefalsefalseOtherxbrli:dateItemTypedateIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseHighest Quarterly Return, Date31false0rr_BarChartHighestQuarterlyReturnrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.25600.2560falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseHighest Quarterly Return32false0rr_LowestQuarterlyReturnLabelrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00WorstfalsefalsefalsefalsefalseOtherxbrli:stringItemTypestringIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseLowest Quarterly Return, Label33false0rr_BarChartLowestQuarterlyReturnDaterrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002008-12-31falsefalsetruefalsefalseOtherxbrli:dateItemTypedateIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseLowest Quarterly Return, Date34false0rr_BarChartLowestQuarterlyReturnrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse-0.2109-0.2109falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. 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Rowe Price Financial Services Fund, Inc.dei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_S000002084Memberdei_LegalEntityAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/instancepurexbrli0OthernaNo definition available.No authoritative reference available.falsefalseT. Rowe Price Financial Services Fund, Inc.49true0rr_RiskReturnAbstractrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseRisk/Return:50false0rr_RiskReturnHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"><font style="font-size: 24pt; font-family: Trade Gothic LT Std;" color="#004f7c" class="_mt"> </font> <p style="margin-top: 0px; margin-bottom: 0px;"><font class="_mt"><font style="font-size: 15pt; font-family: Trade Gothic LT Std;" class="_mt">T. Rowe Price<font style="display: none; color: teal; font-size: 12px; font-family: times;" class="_mt"> <br /></font></font><font style="font-size: 24pt; font-family: Trade Gothic LT Std;" color="#004f7c" class="_mt"> </font></font></p> <p style="margin-top: 0px; margin-bottom: 0px;"><font class="_mt"><font style="font-size: 24pt; font-family: Trade Gothic LT Std;" color="#004f7c" class="_mt">Financial Services Fund<br /></font></font></p> <p style="margin-top: 0px; margin-bottom: 0px;"><font class="_mt"><font style="font-size: 24pt; font-family: Trade Gothic LT Std;" color="#004f7c" class="_mt">SUMMARY</font></font></p></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringRisk/Return Summary Investment Objectives/Goals Include the following information, in plain English under rule 421(d) under the Securities Act, in the order and subject matter indicatedReference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 2 falsefalseRisk/Return [Heading]51false0rr_ObjectiveHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"> <p style="margin: 0pt 0pt 2pt;"><font style="font-family: MetaBoldLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt" color="#004f7c">Investment Objective</font></p></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringInvestment Objectives/Goals. Disclose the Fund's investment objectives or goals. A Fund also may identify its type or category (e.g., that it is a Money Market Fund or a balanced fund).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 2 -Subsection a falsefalseObjective [Heading]52false0rr_ObjectivePrimaryTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund seeks long-term growth of capital and a modest level of income.</font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringInvestment Objectives/Goals. Disclose the Fund's investment objectives or goals. A Fund also may identify its type or category (e.g., that it is a Money Market Fund or a balanced fund).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 2 -Subsection a falsefalseObjective, Primary [Text Block]53false0rr_ExpenseHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"> <p style="margin: 0pt 0pt 2pt;"><font style="font-family: MetaBoldLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt" color="#004f7c">Fees and Expenses</font></p></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringRisk/Return Summary Fee Table Includes the following information, in plain English under rule 421(d) under the Securities Act, after Item 2 Fees and expenses of the Fund This table describes the fees and expenses that you may pay if you buy and hold shared of the Fund. You may qualify for sales charge discounts if you and your family invest, or agree to invest in the future, at least $[_____] in [name of fund family] funds. Shareholder Fees (fees paid directly from your investment) Example This Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then you redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return per year and that the Fund's operating expenses remained the same. Although your actual costs may be higher or lower, based on these assumptions your costs would be You would pay the following expenses if you did not redeem your shares The Example does not reflect sales charges (loads) on reinvested dividends [and other distributions]. If these sales charges (loads) were included, your costs would be higher. Portfolio Turnover The Fund pays transaction costs, such as commissions, when it buys and sells securities (or "turns over" its portfolio). A higher portfolio turnover may indicate higher transaction costs. These costs, which are not reflected in annual fund operating expenses or in the example, affect the Fund's performance. During the most recent fiscal year, the Fund's portfolio turnover rate was __% of the average value of its whole portfolio. Instructions. A.3.instructions.6 New Funds. For purposes of this Item, a "New Fund" is a Fund that does not include in Form N-1A financial statements reporting operating results or that includes financial statements for the Fund's initial fiscal year reporting operating results for a period of 6 months or less. The following Instructions apply to New Funds.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph d -Subsection instructions falsefalseExpense [Heading]54false0rr_ExpenseNarrativeTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">This table describes the fees and expenses that you may pay if you buy and hold shares of the fund. <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></p> <p style="margin: 0pt 0pt 1pt;"><font style="font-family: MetaBoldLF-Italic; font-size: 8pt;" lang="EN-US" class="_mt" color="#004f7c"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>Fees and Expenses of the Fund<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringThis table describes the fees and expenses that you may pay if you buy and hold shared of the Fund. You may qualify for sales charge discounts if you and your family invest, or agree to invest in the future, at least $[_____] in [name of fund family] funds. Include the narrative explanations in the order indicated. A Fund may modify the narrative explanations if the explanation contains comparable information to that shown.The narrative explanation regarding sales charge discounts is only required by a Fund that offers such discounts and should specify the minimum level of investment required to qualify for a discount. Modify the narrative explanation to state that Fund shares are sold on a national securities exchange at the end of the time periods indicated, and that brokerage commissions for buying and selling Fund shares through a broker are not reflected.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph b -Subsection instructions falsefalseExpense Narrative [Text Block]55false0rr_ShareholderFeesCaptionrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"> <p style="text-align: center; margin: 2pt 0pt;"><font style="font-family: MetaBoldLF-Italic; font-size: 8pt;" class="_mt" color="#004f7c">Shareholder fees (fees paid directly from your investment)<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></p></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringShareholder Fees (fees paid directly from your investment).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subsection table falsefalseShareholder Fees Caption [Text]56false0rr_OperatingExpensesCaptionrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"> <p style="text-align: center; margin: 2pt 0pt;"><font style="font-family: MetaBoldLF-Italic; font-size: 8pt;" class="_mt" color="#004f7c"><font class="_mt"><font style="font-family: MetaBoldLF-Italic; font-size: 8pt;" class="_mt" color="#004f7c">Annual fund operating expenses<br />(expenses that you pay each year as a<br />percentage of the value of your investment</font></font>)</font></p></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringAnnual Fund Operating Expenses (ongoing expenses that you pay each year as a percentage of the value of your investment)Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 7 -Subsection table falsefalseOperating Expenses Caption [Text]57false0rr_PortfolioTurnoverHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt">Portfolio </font><font style="font-family: MetaPlusLF-MediumRoman; vertical-align: baseline;" class="_mt" color="black"><font style="line-height: 12pt; font-family: MetaPlusLF-MediumRoman; letter-spacing: 0pt; font-size: 9.5pt; text-decoration: none;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font><font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>Turnover<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt">&nbsp;</font></font>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringDisclose the portfolio turnover rate provided in response to Item 14(a) for the most recent fiscal year (or for such shorter period as the Fund has been in operation). Disclose the period for which the information is provided if less than a full fiscal year. A Fund that is a Money Market Fund may omit the portfolio turnover information required by this Item.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 5 -Subsection instructions falsefalsePortfolio Turnover [Heading]58false0rr_PortfolioTurnoverTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund pays transaction costs, such as commissions, when it buys and sells securities (or "turns over" its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when fund shares are held in a taxable account. These costs, which are not reflected in annual fund operating expenses or in the example, affect the fund's performance. </font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">During the most recent fiscal year, the fund's portfolio turnover rate was&nbsp;<font class="_mt">55.7</font><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>% of the average value of its portfolio.</font> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringDisclose the portfolio turnover rate provided in response to Item 14(a) for the most recent fiscal year (or for such shorter period as the Fund has been in operation). Disclose the period for which the information is provided if less than a full fiscal year. A Fund that is a Money Market Fund may omit the portfolio turnover information required by this Item.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 3 -Subsection example falsefalsePortfolio Turnover [Text Block]59false0rr_PortfolioTurnoverRaterrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalse0.55700.5570falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureThis element represents the rate of portfolio turnover presented as a percentage (SEC Form N-1A 2006-09-14 A.3.example.3 Portfolio Turnover A.3.instructions.5 Portfolio Turnover).Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 3 -Subsection example falsefalsePortfolio Turnover, Rate60false0rr_ExpenseExampleHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt">Example</font>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringHeading for Expense Example.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 4 -Subsection instructions falsefalseExpense Example [Heading]61false0rr_ExpenseExampleNarrativeTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> This example is intended to help you compare the cost of investing in the fund with the cost of investing in other mutual funds. The example assumes that you invest $10,000 in the fund for the time periods indicated and then redeem all of your shares at the end of those periods. The example also assumes that your investment has a 5% return each year and that the fund's operating expenses remain the same. Although your actual costs may be higher or lower, based on these assumptions your costs would be: </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringThe Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 3 -Paragraph 1 -Subparagraph 1 -Subsection example falsefalseExpense Example Narrative [Text Block]62false0rr_StrategyHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"> <p style="margin: 0pt 0pt 2pt;"><font style="font-family: MetaBoldLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt" color="#004f7c">Investments, Risks, and Performance</font></p> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt">Principal Investment </font><font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt">Strategies</font></p></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringPrincipal investment strategies of the Fund. Summarize how the Fund intends to achieve its investment objectives by identifying the Fund's principal investment strategies (including the type or types of securities in which the Fund invests or will invest principally) and any policy to concentrate in securities of issuers in a particular industry or group of industries.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Subsection a falsefalseStrategy [Heading]63false0rr_StrategyNarrativeTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <div> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font class="_mt"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund normally invests at least 80% of its net assets (including any borrowings for investment purposes) in the common stocks of companies in the financial services industry</font></font>. In addition, the fund may invest in companies deriving substantial revenues (at least 50%) from conducting business with the industry, such as providers of financial software.</font></p></div> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">For purposes of selecting investments, the fund defines the financial services industry broadly. It includes (but is not limited to) the following:</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">regional and money-center banks;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">insurance companies;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">home, auto, and other specialty finance companies;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">securities brokerage firms and electronic trading networks;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">investment management firms;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">publicly traded, government-sponsored financial enterprises;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">thrift and savings banks;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">financial conglomerates;</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 0pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">foreign financial services companies; and</font></p> <p style="text-indent: -8.65pt; margin: 0pt 0pt 6pt 8.65pt;"><font style="position: relative; font-family: Symbol; top: -1pt;" class="_mt"><font style="line-height: 12pt; font-family: Symbol; font-size: 7pt;" lang="EN-US" class="_mt">&#183;</font><font style="line-height: 12pt; font-family: Times New Roman; font-size: 7pt;" lang="EN-US" class="_mt">&nbsp;&nbsp;&nbsp; &nbsp;</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">electronic transaction processors for financial services companies.</font></p> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">Security selection is based on fundamental, bottom-up analysis that seeks to identify companies with good appreciation prospects. The fund will have no restrictions on the market capitalization (stock price multiplied by shares outstanding) of its holdings. We may use both growth and value approaches in selecting investments. In the growth area, we will try to identify companies with capable management, attractive business niches, sound financial and accounting practices, and/or a demonstrated ability to increase revenues, earnings, and cash flow consistently. In the value area, the portfolio manager will seek companies whose current stock prices appear undervalued in terms of earnings, projected cash flow, or asset value per share, that have appreciation potential temporarily unrecognized by the market, or that may be temporarily out of favor. Many companies held by the fund are expected to pay a dividend.</font></p> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">In pursuing its investment objective, the fund has the discretion to deviate from its normal investment criteria, as previously described, and purchase securities that the fund's management believes will provide an opportunity for substantial appreciation. These situations might arise when the fund's management believes a security could increase in value for a variety of reasons, including an extraordinary corporate event, a new product introduction or innovation, a favorable competitive development, or a change in management. </font></p> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">While most assets will typically be invested in U.S. common stocks, the fund may invest in convertible securities and foreign stocks in keeping with the fund's objectives.</font></p> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund may sell securities for a variety of reasons, such as to secure gains, limit losses, or redeploy assets into more promising opportunities.</font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringPrincipal investment strategies of the Fund. Summarize how the Fund intends to achieve its investment objectives by identifying the Fund's principal investment strategies (including the type or types of securities in which the Fund invests or will invest principally) and any policy to concentrate in securities of issuers in a particular industry or group of industries.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Subsection a falsefalseStrategy Narrative [Text Block]64false0rr_StrategyPortfolioConcentrationrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund normally invests at least 80% of its net assets (including any borrowings for investment purposes) in the common stocks of companies in the financial services industry</font>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringPrincipal investment strategies of the Fund. Summarize how the Fund intends to achieve its investment objectives by identifying the Fund's principal investment strategies (including the type or types of securities in which the Fund invests or will invest principally) and any policy to concentrate in securities of issuers in a particular industry or group of industries.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Subsection a falsefalseStrategy Portfolio Concentration [Text]65false0rr_RiskHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt">Principal </font><font style="font-family: MetaPlusLF-MediumRoman; vertical-align: baseline;" class="_mt" color="black"><font style="line-height: 12pt; font-family: MetaPlusLF-MediumRoman; letter-spacing: 0pt; font-size: 9.5pt; text-decoration: none;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font><font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>Risks</font>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNarrative Risk Disclosure.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 1 -Subsection b falsefalseRisk [Heading]66false0rr_RiskNarrativeTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">As with any mutual fund, there is no guarantee that the fund will achieve its objective. <font class="_mt">The fund's share price fluctuates, which means you could lose money by investing in the fund</font>. The principal risks of investing in this fund are summarized as follows:</font></p> <p style="margin: 0pt 0pt 6pt;"><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">Active management risk</font></i></b><font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt"> <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>&nbsp;<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund is subject to the risk that the investment adviser's judgments about the attractiveness, value, or potential appreciation of the fund's investments may prove to be incorrect. If the securities selected and strategies employed by the fund fail to produce the intended results, the fund could underperform other funds with similar objectives and investment strategies.</font></p> <p style="margin: 0pt 0pt 6pt;"><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">Risks of stock </font></i></b><i><font style="font-family: Berkeley; vertical-align: baseline;" class="_mt" color="black"><i><font style="line-height: 12pt; font-family: Berkeley; letter-spacing: 0pt; font-size: 10pt; text-decoration: none;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font></i></font></i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>investing<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></i></b><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>&nbsp; <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>Stocks generally fluctuate in value more than bonds and may decline significantly over short time periods. There is <font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>a <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>chance that stock prices overall will decline because stock markets tend to move in cycles, with periods of rising prices and falling prices. The value of a stock in which the fund invests may decline due to general weakness in the stock market or because of factors that affect a company or a particular industry.</font></p> <p style="margin: 0pt 0pt 6pt;"><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">Industry </font></i></b><i><font style="font-family: Berkeley; vertical-align: baseline;" class="_mt" color="black"><i><font style="line-height: 12pt; font-family: Berkeley; letter-spacing: 0pt; font-size: 10pt; text-decoration: none;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font></i></font></i><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>risk<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></i></b><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>&nbsp; <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>A fund that focuses its investments in specific industries or sectors is more susceptible to developments affecting those industries and sectors than a more broadly diversified fund would be. Because the fund invests primarily in financial services companies, the fund may perform poorly during a downturn in the financial services industry. Financial services companies can be adversely affected by, among other things, regulatory changes, the availability of capital and cost to borrow, the rate of debt defaults, interest rates, and price competition.</font></p> <p style="margin: 0pt 0pt 6pt;"><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">Convertible securities </font></i></b><i><font style="font-family: Berkeley; vertical-align: baseline;" class="_mt" color="black"><i><font style="line-height: 12pt; font-family: Berkeley; letter-spacing: 0pt; font-size: 10pt; text-decoration: none;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font></i></font></i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font><b><i><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>risk<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></i></b><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>&nbsp; <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>To the extent the fund invests in convertible securities, it is subject to market risk, credit and interest rate risk, and other risks associated with both equity and fixed income securities, depending on the price of the underlying security and the conversion price. A convertible security may be called back by the issuer prior to maturity at a price that is disadvantageous to the fund. In addition, convertible securities are typically issued by smaller capitalized companies whose stock prices are more volatile than companies that have access to more conventional means of raising capital.</font></p> <p style="margin: 0pt 0pt 6pt;"><b><i><font style="line-height: 12pt; font-family: Berkeley Book; font-size: 10pt;" lang="EN-US" class="_mt" color="black">Foreign investing </font></i></b><i><font style="font-family: Berkeley; vertical-align: baseline;" class="_mt" color="black"><i><font style="line-height: 12pt; font-family: Berkeley; letter-spacing: 0pt; font-size: 10pt; text-decoration: none;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font></i></font></i><font style="line-height: 12pt; font-family: Berkeley Book; font-size: 10pt;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font><font style="display: none; font-family: times; color: red; font-size: 12px;" class="_mt"> </font></font><b><i><font style="line-height: 12pt; font-family: Berkeley Book; font-size: 10pt;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>risk<font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font></font></i></b><font style="line-height: 12pt; font-family: Berkeley Book; font-size: 10pt;" lang="EN-US" class="_mt" color="black"><font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>&nbsp; <font style="display: none; font-family: times; color: teal; font-size: 12px;" class="_mt"> </font>This is the risk that the fund's investments in foreign securities may be adversely affected by political and economic conditions overseas, reduced liquidity, or decreases in foreign currency values relative to the U.S. dollar.</font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringNarrative Risk Disclosure. A Fund may, in responding to this Item, describe the types of investors for whom the Fund is intended or the types of investment goals that may be consistent with an investment in the Fund.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 1 -Subparagraph i -Clause instruction -Subsection b falsefalseRisk Narrative [Text Block]67false0rr_RiskLoseMoneyrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00The fund's share price fluctuates, which means you could lose money by investing in the fundfalsefalsefalsefalsefalseOtherxbrli:stringItemTypestringSummarize the principal risks of investing in the Fund, including the risks to which the Fund's portfolio as a whole is subject and the circumstances reasonably likely to affect adversely the Fund's net asset value, yield, and total return. Unless the Fund is a Money Market Fund, disclose that loss of money is a risk of investing in the Fund. A Fund may, in responding to this Item, describe the types of investors for whom the Fund is intended or the types of investment goals that may be consistent with an investment in the Fund.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 1 -Subparagraph i -Subsection b falsefalseRisk Lose Money [Text]68false0rr_BarChartAndPerformanceTableHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<font style="line-height: 12pt; font-family: MetaMediumLF-Roman; font-size: 9.5pt;" lang="EN-US" class="_mt">Performance</font>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringRisk/Return Bar Chart and Table.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subsection b falsefalseBar Chart and Performance Table [Heading]69false0rr_PerformanceNarrativeTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt"><font class="_mt"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The bar chart showing calendar year returns and the average annual total returns table indicate risk by illustrating how much returns can differ from one year to the next and how fund performance compares with that of a comparable market index</font></font>. <font class="_mt">The fund's past performance (before and after taxes) is not necessarily an indication of future performance</font>.</font></p> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The fund can also experience short-term performance swings, as shown by the best and worst calendar quarter returns during the years depicted.</font></p> <p style="margin: 0pt 0pt 6pt;"><font size="2" class="_mt">In addition, the average annual total returns table shows hypothetical after-tax returns to suggest how taxes paid by a shareholder may influence returns. After-tax returns are calculated using the historical highest individual federal marginal income tax rates and do not reflect the impact of state and local taxes. Actual after-tax returns depend on an investor's tax situation and may differ from those shown. After-tax returns shown are not relevant to investors who hold their fund shares through tax-deferred arrangements, such as a 401(k) account or individual retirement account.</font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringRisk/Return Bar Chart and Table.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subsection b falsefalsePerformance Narrative [Text Block]70false0rr_PerformanceInformationIllustratesVariabilityOfReturnsrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">The bar chart showing calendar year returns and the average annual total returns table indicate risk by illustrating how much returns can differ from one year to the next and how fund performance compares with that of a comparable market index</font>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringInclude the bar chart and table required by paragraphs (b)(2)(ii) and (iii) of this section. Provide a brief explanation of how the information illustrates the variability of the Fund's returns (e.g., by stating that the information provides some indication of the risks of investing in the Fund by showing changes in the Fund's performance from year to year and by showing how the Fund's average annual returns for 1, 5, and 10 years compare with those of a broad measure of market performance). Provide a statement to the effect that the Fund's past performance (before and after taxes) is not necessarily an indication of how the Fund will perform in the future.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph i -Subsection b falsefalsePerformance Information Illustrates Variability of Returns [Text]71false0rr_PerformanceAvailabilityPhonerrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse001-800-225-5132falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringIf applicable, include a statement explaining that updated performance information is available and providing a Web site address and/or toll-free (or collect) telephone number where the updated information may be obtained.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph i -Subsection b falsefalsePerformance Availability Phone [Text]72false0rr_PerformanceAvailabilityWebSiteAddressrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00troweprice.comfalsefalsefalsefalsefalseOtherxbrli:stringItemTypestringIf applicable, include a statement explaining that updated performance information is available and providing a Website address and/or toll-free (or collect) telephone number where the updated information may be obtained.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph i -Subsection b falsefalsePerformance Availability Website Address [Text]73false0rr_PerformancePastDoesNotIndicateFuturerrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00The fund's past performance (before and after taxes) is not necessarily an indication of future performancefalsefalsefalsefalsefalseOtherxbrli:stringItemTypestringInclude the bar chart and table required by paragraphs (b)(2)(ii) and (iii) of this section. Provide a brief explanation of how the information illustrates the variability of the Fund's returns (e.g., by stating that the information provides some indication of the risks of investing in the Fund by showing changes in the Fund's performance from year to year and by showing how the Fund's average annual returns for 1, 5, and 10 years compare with those of a broad measure of market performance). Provide a statement to the effect that the Fund's past performance (before and after taxes) is not necessarily an indication of how the Fund will perform in the future.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph i -Subsection b falsefalsePerformance Past Does Not Indicate Future [Text]74false0rr_BarChartClosingTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <p style="margin: 0in 0in 10pt;" class="MsoNormal"><i><font class="_mt" style="font-family: Calibri;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Quarter Ended<font class="_mt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font>Total Return</font></i></p> <p style="margin: 0in 0in 10pt;" class="MsoNormal"><font class="_mt" style="font-family: Calibri;">Best Quarter<font class="_mt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font>6/30/09<font class="_mt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font>25.60%<br />Worst Quarter<font class="_mt">&nbsp;&nbsp; </font>12/31/08<font class="_mt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font>-21.09%</font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringIf the Fund has annual returns for at least one calendar year, provide a bar chart showing the Fund's annual total returns for each of the last 10 calendar years (or for the life of the Fund if less than 10 years), but only for periods subsequent to the effective date of the Fund's registration statement. Present the corresponding numerical return adjacent to each bar. If the Fund's fiscal year is other than a calendar year, include the year-to-date return information as of the end of the most recent quarter in a footnote to the bar chart. Following the bar chart, disclose the Fund's highest and lowest return for a quarter during the 10 years or other period of the bar chart.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph ii -Subsection b falsefalseBar Chart Closing [Text Block]75false0rr_PerformanceTableHeadingrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div class="MetaData"> <p style="margin: 0pt;" align="center"><strong><font color="#004f7c" class="_mt">Periods ended</font></strong></p> <p style="margin: 0pt;" align="center"><strong><font color="#004f7c" class="_mt">December 31, 2010</font></strong></p> <p style="margin: 0pt;" align="center"><strong><font color="#004f7c" class="_mt"> </font></strong>&nbsp;</p><strong><font color="#004f7c" class="_mt"> </font></strong> <div><strong><font color="#004f7c" size="2" class="_mt">Average Annual Total Returns</font></strong></div></div>falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringThis item represents Average Anuual Total Returns. If a Multiple Class Fund offers a Class in the prospectus that converts into another Class after a stated period, compute average annual total returns in the table by using the returns of the other Class for the period after conversion.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph instructions -Clause 3 -Exhibit c -Subsection b falsefalsePerformance Table Heading76false0rr_PerformanceTableClosingTextBlockrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00<div> <div class="MetaData"> <p style="margin: 0pt 0pt 6pt;"><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt">Updated performance information is available through&nbsp;<font class="_mt">troweprice.com</font> or may be obtained by calling <font class="_mt">1-800-225-5132</font></font><font style="line-height: 12pt; font-family: ITC Berkeley Oldstyle Std Bk; font-size: 10pt;" lang="EN-US" class="_mt" color="black">.&nbsp;</font></p></div> </div>falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringIf the Fund has annual returns for at least one calendar year, provide a table showing the Fund's (A) average annual total return; (B) average annual total return (after taxes on distributions); and (C) average annual total return (after taxes on distributions and redemption). A Money Market Fund should show only the returns described in clause (A) of the preceding sentence. All returns should be shown for 1-, 5-, and 10- calendar year periods ending on the date of the most recently completed calendar year (or for the life of the Fund, if shorter), but only for periods subsequent to the effective date of the Fund's registration statement. The table also shouldshow the returns of an appropriate broadbased securities market index as defined in Instruction 5 to Item 22(b)(7) for the same periods. A Fund that has been in existence for more than 10 years also may include returns for the life of the Fund. A Money Market Fund may provide the Fund's 7-day yield ending on the date of the most recent calendar year or disclose a toll-free (or collect) telephone number that investors can use to obtain the Fund's current 7-day yield. For a Fund (other than a Money Market Fund or a Fund described in General Instruction C.3.(d)(iii)), provide the information in the following table with the specified captions AVERAGE ANNUAL TOTAL RETURNS (For the periods ended December 31, _____)Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Subsection b falsefalsePerformance Table Closing [Text Block]77false0natruenanaNo definition available.falsetruefalsefalsefalsefalsefalsefalsefalsefalsehttp://www.troweprice.com/role/disclosureriskreturndetaildataelementstrowepricefinancialservicesfundinc1falsefalsefalse00falsefalsefalsefalsefalse6falsefalsetruefalse{dei_LegalEntityAxis} : S000002084 Member {rr_PerformanceMeasureAxis} : S P500 Member 5/1/2011 - 5/1/2011 Duration_5_1_2011_To_5_1_2011_dei_LegalEntityAxis_cik001019286_S000002084Member_rr_PerformanceMeasureAxis_cik001019286_SP500Memberhttp://www.sec.gov/CIK0001019286duration2011-05-01T00:00:002011-05-01T00:00:00falsefalseT. Rowe Price Financial Services Fund, Inc.dei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_S000002084Memberdei_LegalEntityAxisexplicitMemberfalsefalseS&P 500 Financial Sector Index (Total Return)rr_PerformanceMeasureAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_SP500Memberrr_PerformanceMeasureAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/instancepurexbrli0OthernaNo definition available.No authoritative reference available.falsefalseT. Rowe Price Financial Services Fund, Inc. | S&P 500 Financial Sector Index (Total Return)78true0rr_RiskReturnAbstractrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseRisk/Return:79false0rr_AverageAnnualReturnYear01rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue0.12130.1213falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse1 Year80false0rr_AverageAnnualReturnYear05rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue-0.1065-0.1065falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse5 Years81false0rr_AverageAnnualReturnYear10rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue-0.0371-0.0371falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse10 Years82false0natruenanaNo definition available.falsetruefalsefalsefalsefalsefalsefalsefalsefalsehttp://www.troweprice.com/role/disclosureriskreturndetaildataelementstrowepricefinancialservicesfundinc1falsefalsefalse00falsefalsefalsefalsefalse7falsefalsetruefalse{dei_LegalEntityAxis} : S000002084 Member {rr_PerformanceMeasureAxis} : Russell3000 Financial Sector Member 5/1/2011 - 5/1/2011 Duration_5_1_2011_To_5_1_2011_dei_LegalEntityAxis_cik001019286_S000002084Member_rr_PerformanceMeasureAxis_cik001019286_Russell3000FinancialSectorMemberhttp://www.sec.gov/CIK0001019286duration2011-05-01T00:00:002011-05-01T00:00:00falsefalseT. Rowe Price Financial Services Fund, Inc.dei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_S000002084Memberdei_LegalEntityAxisexplicitMemberfalsefalseRussell 3000 Financial Sectorrr_PerformanceMeasureAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_Russell3000FinancialSectorMemberrr_PerformanceMeasureAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/instancepurexbrli0OthernaNo definition available.No authoritative reference available.falsefalseT. Rowe Price Financial Services Fund, Inc. | Russell 3000 Financial Sector83true0rr_RiskReturnAbstractrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseRisk/Return:84false0rr_AverageAnnualReturnYear01rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue0.12590.1259falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse1 Year85false0rr_AverageAnnualReturnYear05rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue-0.0753-0.0753falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse5 Years86false0rr_AverageAnnualReturnYear10rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue-0.0107-0.0107falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse10 Years87false0natruenanaNo definition available.falsetruefalsefalsefalsefalsefalsefalsefalsefalsehttp://www.troweprice.com/role/disclosureriskreturndetaildataelementstrowepricefinancialservicesfundinc1falsefalsefalse00falsefalsefalsefalsefalse8falsefalsetruefalse{dei_LegalEntityAxis} : S000002084 Member {rr_PerformanceMeasureAxis} : Lipper Financial Services Funds Index Member 5/1/2011 - 5/1/2011 Duration_5_1_2011_To_5_1_2011_dei_LegalEntityAxis_cik001019286_S000002084Member_rr_PerformanceMeasureAxis_cik001019286_LipperFinancialServicesFundsIndexMemberhttp://www.sec.gov/CIK0001019286duration2011-05-01T00:00:002011-05-01T00:00:00falsefalseT. Rowe Price Financial Services Fund, Inc.dei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_S000002084Memberdei_LegalEntityAxisexplicitMemberfalsefalseLipper Financial Services Funds Indexrr_PerformanceMeasureAxisxbrldihttp://xbrl.org/2006/xbrldicik001019286_LipperFinancialServicesFundsIndexMemberrr_PerformanceMeasureAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/instancepurexbrli0OthernaNo definition available.No authoritative reference available.falsefalseT. Rowe Price Financial Services Fund, Inc. | Lipper Financial Services Funds Index88true0rr_RiskReturnAbstractrrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseRisk/Return:89false0rr_AverageAnnualReturnYear01rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue0.13040.1304falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse1 Year90false0rr_AverageAnnualReturnYear05rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue-0.0693-0.0693falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse5 Years91false0rr_AverageAnnualReturnYear10rrfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruetrue-0.0091-0.0091falsefalsefalsefalsefalseOtherxbrli:pureItemTypepureReturn Before Taxes.Reference 1: 1 -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Paragraph 2 -Subparagraph iii -Clause 1 -Exhibit 2 -Subsection b falsefalse10 Years1Nonretirement accounts with less than a $2,000 balance (with certain exceptions) may be subject to an annual $10 fee.190Risk/Return Detail Data - (T. 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