Risk Return [Abstract] Risk/Return: Risk/Return: Prospectus: Prospectus: Prospectus: Document [Axis] Document [Axis] Document [Axis] Prospectus Prospectus Prospectus Dynamic Energy Income Fund Prospectus [Member] Dynamic Energy Income Fund Prospectus Dynamic Energy Income Fund Prospectus [Member] Dynamic Global Growth Fund Prospectus [Member] Dynamic Global Growth Fund Prospectus Dynamic Global Growth Fund Prospectus [Member] Dynamic World Growth Fund Prospectus [Member] Dynamic World Growth Fund Prospectus Dynamic World Growth Fund Prospectus [Member] Dynamic Canadian Equity Income Fund Prospectus [Member] Dynamic Canadian Equity Income Fund Prospectus Dynamic Canadian Equity Income Fund Prospectus [Member] Dynamic Natural Resources Fund Prospectus [Member] Dynamic Natural Resources Fund Prospectus Dynamic Natural Resources Fund Prospectus [Member] Dynamic Contrarian Advantage Fund Prospectus [Member] Dynamic Contrarian Advantage Fund Prospectus Dynamic Contrarian Advantage Fund Prospectus [Member] Dynamic Discovery Fund Prospectus [Member] Dynamic Discovery Fund Prospectus Dynamic Discovery Fund Prospectus [Member] Dynamic Gold Precious Metals Fund Prospectus [Member] Dynamic Gold Precious Metals Fund Prospectus Dynamic Gold Precious Metals Fund Prospectus [Member] Dynamic U.S. Growth Fund Prospectus [Member] Dynamic U.S. Growth Fund Prospectus Dynamic U.S. Growth Fund Prospectus [Member] Series [Axis] Series [Axis] Series [Axis] Series Series Series S000025043 [Member] Dynamic Energy Income Fund S000025043 [Member] S000025044 [Member] Dynamic Global Growth Fund S000025044 [Member] S000025045 [Member] Dynamic World Growth Fund S000025045 [Member] S000025046 [Member] Dynamic Canadian Equity Income Fund S000025046 [Member] S000025047 [Member] Dynamic Natural Resources Fund S000025047 [Member] S000025048 [Member] Dynamic Contrarian Advantage Fund S000025048 [Member] S000025049 [Member] Dynamic Discovery Fund S000025049 [Member] S000025038 [Member] Dynamic Gold & Precious Metals Fund S000025038 [Member] S000025040 [Member] Dynamic U.S. Growth Fund S000025040 [Member] Share Class [Axis] Share Class [Axis] Share Class [Axis] Share Classes Share Classes Share Classes C000074500 [Member] Class I Shares C000074500 [Member] C000074502 [Member] Class I Shares C000074502 [Member] C000074505 [Member] Class I Shares C000074505 [Member] C000074506 [Member] Class I Shares C000074506 [Member] C000074508 [Member] Class I Shares C000074508 [Member] C000074510 [Member] Class I Shares C000074510 [Member] C000074512 [Member] Class I Shares C000074512 [Member] C000074490 [Member] Class I Shares C000074490 [Member] C000074494 [Member] Class I Shares Class I Shares Prospectus [Line Items] Prospectus [Line Items] Prospectus Date ProspectusDate ProspectusDate Document Type Document Type Document Type Document Period End Date Document Period End Date Document Period End Date Entity Registrant Name Registrant Name Registrant Name Entity Central Index Key Central Index Key Central Index Key Amendment Flag Amendment Flag Amendment Flag Trading Symbol Trading Symbol Trading Symbol Document Creation Date Document Creation Date Document Creation Date Document Effective Date Document Effective Date Document Effective Date Risk/Return, Heading Risk/Return, Heading Risk/Return, Heading Investment Objective, Heading Investment Objective, Heading Investment Objective, Heading investment Objective, Primary Investment Objective, Primary investment Objective, Primary Expense, Heading Expense, Heading Expense, Heading Expense, Narrative Expense, Narrative Expense, Narrative Shareholder Fees, Caption Shareholder Fees, Caption Shareholder Fees, Caption Operating Expenses, Caption Operating Expenses, Caption Operating Expenses, Caption Annual Fund Operating Expenses [Table] Annual Fund Operating Expenses [Table] Annual Fund Operating Expenses [Table] Expense Example, Heading Expense Example, Heading Expense Example, Heading Expense Example, Narrative Expense Example, Narrative Expense Example, Narrative Expense Example, With Redemption [Table] Expense Example, With Redemption [Table] Expense Example, With Redemption [Table] Portfolio Turnover, Heading Portfolio Turnover, Heading Portfolio Turnover, Heading Portfolio Turnover Portfolio Turnover Portfolio Turnover Investment Strategy, Heading Investment Strategy, Heading Investment Strategy, Heading Investment Strategy, Narrative Investment Strategy, Narrative Investment Strategy, Narrative Risk, Heading Risk, Heading Risk, Heading Risk, Narrative Risk, Narrative Risk, Narrative Bar Chart and Performance Table, Heading Bar Chart and Performance Table, Heading Bar Chart and Performance Table, Heading Performance, Narrative Performance, Narrative Performance, Narrative Bar Chart, Heading Bar Chart, Heading Bar Chart, Heading Bar Chart [Table] Bar Chart [Table] Bar Chart [Table] Bar Chart, Closing Bar Chart, Closing Bar Chart, Closing Average Annual Returns, Caption Average Annual Returns, Caption Average Annual Returns, Caption Performance [Table] Performance [Table] Performance [Table] Operating Expenses: Operating Expenses: Operating Expenses: Management Fees Management Fees Management Fees Shareholder Servicing Fee Shareholder Servicing Fee Shareholder Servicing Fee Other Expenses Other Expenses Other Expenses Total Annual Fund Operating Expenses Total Annual Fund Operating Expenses Total Annual Fund Operating Expenses Total Annual Fund Operating Expenses Fee Waivers and Reimbursements Fee Waivers and Reimbursements Fee Waivers and Reimbursements Total Annual Fund Operating Expenses After Fee Waiver Total Annual Fund Operating Expenses After Fee Waiver Total Annual Fund Operating Expenses After Fee Waiver Total Annual Fund Operating Expenses After Fee Waiver Expense Example: Expense Example: Expense Example: Expense Example, With Redemption, 1 Year 1 Year Expense Example, With Redemption, 1 Year Expense Example, With Redemption, 3 Years 3 Years Expense Example, With Redemption, 3 Years Expense Example, With Redemption, 5 Years 5 Years Expense Example, With Redemption, 5 Years Expense Example, With Redemption, 10 Years 10 Years Expense Example, With Redemption, 10 Years C000117585 [Member] Institutional Shares C000117585 [Member] C000074501 [Member] Class II Shares C000074501 [Member] Bar Chart Table: Bar Chart Table: Bar Chart Table: Annual Return 2010 Annual Return 2010 Annual Return 2010 Annual Return 2011 Annual Return 2011 Annual Return 2011 Average Annual Return: Average Annual Return: Average Annual Return: Performance Measure [Axis] Performance Measure [Axis] Performance Measure [Axis] Before Taxes Before Taxes Before Taxes R R I N D E X 00004 [Member] Standard & Poor's/Toronto Stock Exchange Capped Energy Index R R I N D E X 00004 [Member] After Taxes on Distributions After Taxes on Distributions After Taxes on Distributions After Taxes on Distributions and Sales After Taxes on Distributions and Sales After Taxes on Distributions and Sales Average Annual Returns, Label Average Annual Returns, Label Average Annual Returns, Label Average Annual Returns, 1 Year 1 Year Average Annual Returns, 1 Year Average Annual Returns, Since Inception Since Inception Average Annual Returns, Since Inception Average Annual Returns, Inception Date Average Annual Returns, Inception Date Average Annual Returns, Inception Date Portfolio Turnover, Rate Portfolio Turnover, Rate Portfolio Turnover, Rate Investment Strategy, Portfolio Concentration Investment Strategy, Portfolio Concentration Investment Strategy, Portfolio Concentration Risk, Lose Money Risk, Lose Money Risk, Lose Money Risk, Nondiversified Status Risk, Nondiversified Status Risk, Nondiversified Status Performance, Information Illustrates Variability of Returns Performance, Information Illustrates Variability of Returns Performance, Information Illustrates Variability of Returns Performance, One Year or Less Performance, One Year or Less Performance, One Year or Less Performance, Availability Phone Number Performance, Availability Phone Number Performance, Availability Phone Number Performance, Availability Website Address Performance, Availability Website Address Performance, Availability Website Address Performance, Past Does Not Indicate Future Performance, Past Does Not Indicate Future Performance, Past Does Not Indicate Future 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 Year to Date Return, Label Year to Date Return, Label Highest Quarterly Return, Label Highest Quarterly Return, Label Highest Quarterly Return, Label Highest Quarterly Return, Date Highest Quarterly Return, Date Highest Quarterly Return, Date Highest Quarterly Return Highest Quarterly Return Highest Quarterly Return Lowest Quarterly Return, Label Lowest Quarterly Return, Label Lowest Quarterly Return, Label Lowest Quarterly Return, Date Lowest Quarterly Return, Date Lowest Quarterly Return, Date Lowest Quarterly Return Lowest Quarterly Return Lowest Quarterly Return Index No Deduction for Fees, Expenses, Taxes Index No Deduction for Fees, Expenses, Taxes Index No Deduction for Fees, Expenses, Taxes Performance Table, Uses Highest Federal Rate Performance Table, Uses Highest Federal Rate Performance Table, Uses Highest Federal Rate Performance Table, Not Relevant to Tax Deferred Performance Table, Not Relevant to Tax Deferred Performance Table, Not Relevant to Tax Deferred C000117586 [Member] Institutional Shares C000117586 [Member] C000074503 [Member] Class II Shares C000074503 [Member] C000117587 [Member] Institutional Shares C000117587 [Member] C000074504 [Member] Class II Shares C000074504 [Member] C000117588 [Member] Institutional Shares C000117588 [Member] C000074507 [Member] Class II Shares C000074507 [Member] R R I N D E X 00005 [Member] Standard & Poor's Global Infrastructure Index R R I N D E X 00005 [Member] R R I N D E X 00006 [Member] Morgan Stanley Capital International (MSCI) World Index R R I N D E X 00006 [Member] R R I N D E X 00007 [Member] Standard & Poor's/Toronto Stock Exchange Equity Income Index R R I N D E X 00007 [Member] R R I N D E X 00008 [Member] Standard & Poor's/Toronto Stock Exchange Composite Index R R I N D E X 00008 [Member] Expense Example by, Year, Caption [Text] Expense Example by, Year, Caption [Text] C000117589 [Member] Institutional Shares C000117589 [Member] C000074509 [Member] Class II Shares C000074509 [Member] C000117590 [Member] Institutional Shares C000117590 [Member] C000074511 [Member] Class II Shares C000074511 [Member] Summary S 000025049 [Member] Dynamic Discovery Fund Prospectus Summary S 000025049 [Member] C000117591 [Member] Institutional Shares Institutional Shares C000074513 [Member] Class II Shares C000074513 [Member] Summary S 000025038 [Member] Dynamic Gold & Precious Metals Fund Prospectus Summary S000025038 [Member] C000117583 [Member] Institutional Shares C000117583 [Member] C000074491 [Member] Class II Shares C000074491 [Member] R R I N D E X 00002 [Member] Standard & Poor's/Toronto Stock Exchange Global Gold Index Standard & Poor's/Toronto Stock Exchange Global Gold Index C000117584 [Member] Institutional Shares Institutional Shares C000074495 [Member] Class II Shares Class II Shares R R I N D E X 00003 [Member] Russell 1000® Growth Index (reflects no deductions for fees, expenses or taxes) Russell 1000® Growth Index (reflects no deductions for fees, expenses or taxes) Johcm Emerging Markets Opportunities Fund Prospectus [Member] Johcm Emerging Markets Opportunities Fund Prospectus Johcm Emerging Markets Opportunities Fund Prospectus [Member] S000038129 [Member] JOHCM Emerging Markets Opportunities Fund S000038129 [Member] C000117532 [Member] Institutional Shares C000117532 [Member] C000117530 [Member] Class I Shares C000117530 [Member] C000117531 [Member] Class II Shares C000117531 [Member] S000025042 [Member] Dynamic Energy Fund Dynamic Energy Fund S000025041 [Member] Dynamic U.S. Value Fund Dynamic U.S. Value Fund S000026154 [Member] JOHCM International Select Fund JOHCM International Select Fund S000018869 [Member] Mount Lucas U.S. Focused Equity Fund Mount Lucas U.S. Focused Equity Fund S000017709 [Member] Smith Group Large Cap Core Growth Fund Smith Group Large Cap Core Growth Fund C000074498 [Member] Class I Shares Class I Shares C000074499 [Member] Class II Shares Class II Shares C000074496 [Member] Class I Shares Class I Shares C000074497 [Member] Class II Shares Class II Shares C000078467 [Member] Class I Shares Class I Shares C000078468 [Member] Class II Shares Class II Shares C000052243 [Member] Class I Shares Class I Shares C000052244 [Member] Class II Shares Class II Shares C000048914 [Member] Class I Shares Class I C000048915 [Member] Class II Class II Fee Waiver or Reimbursement over Assets, Date of Termination Fee Waiver or Reimbursement over Assets, Date of Termination Fee Waiver or Reimbursement over Assets, Date of Termination Annual Return 2008 Annual Return 2008 Annual Return 2008 Annual Return 2009 Annual Return 2009 Annual Return 2009 Performance Table, Market Index Changed Performance Table, Market Index Changed Performance Table, Market Index Changed Average Annual Return Since Inception Secondary Average Annual Returns, Since Inception Secondary Average Annual Returns, Since Inception Secondary Return Before Taxes, Secondary Average Annual Return Inception Date Secondary Average Annual Returns, Inception Date Secondary Average Annual Returns, Inception Date Secondary Return Before Taxes, Secondary Other Expenses, New Fund, Based on Estimates Other Expenses, New Fund, Based on Estimates Other Expenses, New Fund, Based on Estimates