After Taxes On Distributions And Sales [Member] After Taxes on Distributions and Sales After Taxes On Distributions [Member] After Taxes on Distributions Amendment Flag Amendment Flag Annual Fund Operating Expenses Table [Text Block] Annual Fund Operating Expenses [Table] Annual Return 2009 Annual Return 2009 Annual Return 2010 Annual Return 2010 Annual Return 2011 Annual Return 2011 Average Annual Return [Abstract] Average Annual Return: Average Annual Return Inception Date Inception Date Return Before Taxes, Secondary Average Annual Return Inception Date Secondary Average Annual Returns, Inception Date Secondary Average Annual Return Label Label Average Annual Return Since Inception Since Inception Return Before Taxes, Secondary Average Annual Return Since Inception Secondary Average Annual Returns, Since Inception Secondary Average Annual Return Year 01 1 Year Bar Chart And Performance Table Heading Bar Chart and Performance Table [Heading] Bar Chart Closing [Text Block] Bar Chart Closing [Text Block] Bar Chart Does Not Reflect Sales Loads Bar Chart Does Not Reflect Sales Loads [Text] Bar Chart Heading Bar Chart [Heading] Bar Chart Highest Quarterly Return Highest Quarterly Return Bar Chart Highest Quarterly Return Date Highest Quarterly Return, Date Bar Chart Lowest Quarterly Return Lowest Quarterly Return Bar Chart Lowest Quarterly Return Date Lowest Quarterly Return, Date Bar Chart Table [Abstract] Bar Chart Table: Bar Chart Table [Text Block] Bar Chart [Table] Bar Chart Year To Date Return Bar Chart, Year to Date Return Bar Chart Year To Date Return Date Bar Chart, Year to Date Return, Date Class A C 000065364 [Member] Class A Class C C 000065365 [Member] Class C Class A C 000095903 [Member] Class A Class C C 000095904 [Member] Class C Class A C 000095905 [Member] Class A Class C C 000095906 [Member] Class C Class A C 000095907 [Member] Class A Class I C 000095908 [Member] Class I Distribution And Service 12 b 1 Fees Over Assets Distribution and Service (Rule 12b-1) Fees Document Creation Date Document Creation Date Document [Domain] Prospectus Document Effective Date Document Effective Date Document Information Document [Axis] Document [Axis] Document Period End Date Document Period End Date Document Type Document Type Entity Central Index Key Central Index Key Entity [Domain] Series Entity Registrant Name Registrant Name Expense Breakpoint Discounts Expense Breakpoint Discounts [Text] Expense Breakpoint Minimum Investment Required Amount Expense Breakpoint, Minimum Investment Required [Amount] Expense Example [Abstract] Expense Example: Expense Example By Year Caption Expense Example by, Year, Caption [Text] Expense Example Heading Expense Example [Heading] Expense Example Narrative [Text Block] Expense Example Narrative [Text Block] Expense Example No Redemption [Abstract] Expense Example, No Redemption: Expense Example No Redemption By Year Caption Expense Example, No Redemption, By Year, Caption [Text] Expense Example No Redemption Table [Text Block] Expense Example, No Redemption [Table] Expense Example No Redemption Year 01 Expense Example, No Redemption, 1 Year Expense Example No Redemption Year 03 Expense Example, No Redemption, 3 Years Expense Example No Redemption Year 05 Expense Example, No Redemption, 5 Years Expense Example No Redemption Year 10 Expense Example, No Redemption, 10 Years Expense Example With Redemption Table [Text Block] Expense Example, With Redemption [Table] Expense Example Year 01 Expense Example, with Redemption, 1 Year Expense Example Year 03 Expense Example, with Redemption, 3 Years Expense Example Year 05 Expense Example, with Redemption, 5 Years Expense Example Year 10 Expense Example, with Redemption, 10 Years Expense Heading Expense [Heading] Expense Narrative [Text Block] Expense Narrative [Text Block] Expenses Over Assets Total Annual Fund Operating Expenses Fee Waiver Or Reimbursement Over Assets Less: Fee Waiver and Expense Reimbursement Less: Fee Waiver and/or Expense Reimbursement Fee Waiver Or Reimbursement Over Assets Date Of Termination Fee Waiver or Reimbursement over Assets, Date of Termination Highest Quarterly Return Label Highest Quarterly Return, Label Index No Deduction For Fees Expenses Taxes Index No Deduction for Fees, Expenses, Taxes [Text] Legal Entity [Axis] Series [Axis] Lowest Quarterly Return Label Lowest Quarterly Return, Label Management Fees Over Assets Management Fees Maximum Deferred Sales Charge Over Offering Price Maximum Deferred Sales Charge (Load) (as a percentage of original purchase price or redemption price, whichever is less) Maximum Sales Charge Imposed On Purchases Over Offering Price Maximum Sales Charge (Load) Imposed on Purchases (as a percentage of offering price) Net Expenses Over Assets Net Annual Fund Operating Expenses Objective Heading Objective [Heading] Objective Primary [Text Block] Objective, Primary [Text Block] Operating Expenses [Abstract] Operating Expenses: Operating Expenses Caption Operating Expenses Caption [Text] Other Expenses New Fund Based On Estimates Other Expenses, New Fund, Based on Estimates [Text] Other Expenses Over Assets Other Expenses Performance Availability Phone Performance Availability Phone [Text] Performance Availability Web Site Address Performance Availability Website Address [Text] Performance Information Illustrates Variability Of Returns Performance Information Illustrates Variability of Returns [Text] Performance Measure [Axis] Performance Measure [Axis] Performance Measure [Domain] Before Taxes Performance Narrative [Text Block] Performance Narrative [Text Block] Performance One Year Or Less Performance One Year or Less [Text] Performance Past Does Not Indicate Future Performance Past Does Not Indicate Future [Text] Performance Table Closing [Text Block] Performance Table Closing [Text Block] Performance Table Explanation After Tax Higher Performance Table Explanation after Tax Higher Performance Table Not Relevant To Tax Deferred Performance Table Not Relevant to Tax Deferred Performance Table [Text Block] Performance [Table] Performance Table Uses Highest Federal Rate Performance Table Uses Highest Federal Rate Portfolio Turnover Heading Portfolio Turnover [Heading] Portfolio Turnover Rate Portfolio Turnover, Rate Portfolio Turnover [Text Block] Portfolio Turnover [Text Block] Prospectus Date ProspectusDate Prospectus Share Class [Axis] Share Class [Axis] Prospectus [Table] Prospectus: Redemption Fee Over Redemption Redemption Fee (as a percentage of amount redeemed on share held for seven calendar days o less) Redemption Fee (as a percentage of amount redeemed on shares held for seven calendar days or less) Redemption Fee (as a percentage of amount redeemed on shares held for seven calendar days or less) Redemption Fee (as a percentage of amount redeemed on share held for seven calendar days o less) Risk Heading Risk [Heading] Risk Lose Money Risk Lose Money [Text] Risk Narrative [Text Block] Risk Narrative [Text Block] Risk Return [Abstract] Risk/Return: Risk Return Heading Risk/Return [Heading] Russell 3000® Index R R I N D E X 00001 [Member] Russell 3000® Index Davidson Multi-Cap Equity Fund S 000022607 [Member] Davidson Multi-Cap Equity Fund Davidson Equity Income Fund S 000030916 [Member] Davidson Equity Income Fund Davidson Small/Mid Equity Fund S 000030917 [Member] Davidson Small/Mid Equity Fund Davidson Intermediate Fixed Income Fund S 000030918 [Member] Davidson Intermediate Fixed Income Fund Share Class [Domain] Share Classes Shareholder Fees [Abstract] Shareholder Fees: Shareholder Fees Caption Shareholder Fees Caption [Text] Shareholder Fees Table [Text Block] Shareholder Fees [Table] Strategy Heading Strategy [Heading] Strategy Narrative [Text Block] Strategy Narrative [Text Block] Davidson Multi-Cap Equity Fund (Prospectus Summary) Summary S 000022607 [Member] Davidson Multi-Cap Equity Fund (Prospectus Summary) Davidson Equity Income Fund (Prospectus Summary) Summary S 000030916 [Member] Davidson Equity Income Fund (Prospectus Summary) Davidson Small/Mid Equity Fund (Prospectus Summary) Summary S 000030917 [Member] Davidson Small/Mid Equity Fund (Prospectus Summary) Davidson Intermediate Fixed Income Fund (Prospectus Summary) Summary S 000030918 [Member] Davidson Intermediate Fixed Income Fund (Prospectus Summary) Trading Symbol Trading Symbol Year To Date Return Label Year to Date Return, Label