v3.25.2
Shareholder Report, Average Annual Return (Details)
 9 Months Ended 12 Months Ended 28 Months Ended 40 Months Ended 45 Months Ended 48 Months Ended 60 Months Ended 67 Months Ended 80 Months Ended 84 Months Ended 89 Months Ended 93 Months Ended 95 Months Ended 120 Months Ended
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Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   14.50%         9.93%             13.01%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   14.34%         9.77%             12.84%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   14.04%         9.50%             12.56%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   15.41%         16.56%             13.87%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   15.22%         16.39%             13.69%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   14.93%         16.09%             13.41%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   11.02%         14.21%             16.07%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   10.84%         14.05%             15.89%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   10.59%         13.76%             15.60%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   16.77%         8.97%     9.52%        
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   16.70%         8.82%         10.29%    
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   4.37%         5.83%             8.03%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   4.24%         5.68%             7.87%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   3.97%         5.41%             7.60%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   3.93%         13.33%             6.99%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   3.78%         13.16%             6.83%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   3.50%         12.87%             6.56%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   6.96%     1.09%                  
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   6.74%     0.91%                  
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   13.76% 15.85%                      
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   13.60% 15.61%                      
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   16.95%         13.64%   13.88%          
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   16.78%         13.45%             11.98%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   15.64%   6.92%                    
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   15.49%   6.71%                    
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   6.24%         0.13%             1.64%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   5.89%         (0.14%)             1.38%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   5.68%         (0.73%)     1.65%        
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   5.75%         (0.76%)           1.27%  
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   1.70%         0.83%             1.74%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   2.44%         1.58%     2.27%        
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   2.28%         1.51%             2.39%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   2.15%         0.67% 0.53%            
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   6.29%         (0.15%)             1.56%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   6.10%         (0.21%)             1.52%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   40.15%         17.19%             10.70%
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   40.04%         17.03%             10.54%
Advisor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Advisor Shares                        
Average Annual Return, Percent   39.65%         16.73%             10.26%
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent   1.94%         11.99%       9.44%      
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent   1.74%       5.73%                
Institutional Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Institutional Shares                        
Average Annual Return, Percent 8.90%                          
Investor Shares                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Investor Shares                        
Average Annual Return, Percent 8.80%                          
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 1000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Growth Index                        
Average Annual Return, Percent   17.32%         18.17%             17.02%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 1000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Growth Index                        
Average Annual Return, Percent   17.32%         18.17%             17.02%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 1000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Growth Index                        
Average Annual Return, Percent   17.32%         18.17%             17.02%
S&P 500 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   S&P 500® Index                        
Average Annual Return, Percent   15.16%         16.64%             13.65%
S&P 500 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   S&P 500® Index                        
Average Annual Return, Percent   15.16%         16.64%             13.65%
S&P 500 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   S&P 500® Index                        
Average Annual Return, Percent   15.16%         16.64%             13.65%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 1000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Growth Index                        
Average Annual Return, Percent   17.32%         18.17%             17.02%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 1000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Growth Index                        
Average Annual Return, Percent   17.32%         18.17%             17.02%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 1000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Growth Index                        
Average Annual Return, Percent   17.32%         18.17%             17.02%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%     14.05%        
Russell Midcap Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell Midcap® Growth Index                        
Average Annual Return, Percent   26.49%         12.65%     12.67%        
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%         13.94%    
Russell Midcap Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell Midcap® Growth Index                        
Average Annual Return, Percent   26.49%         12.65%         13.09%    
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 2000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Growth Index                        
Average Annual Return, Percent   9.73%         7.42%             7.14%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 2000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Growth Index                        
Average Annual Return, Percent   9.73%         7.42%             7.14%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 2000 Growth Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Growth Index                        
Average Annual Return, Percent   9.73%         7.42%             7.14%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 2000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Value Index                        
Average Annual Return, Percent   5.54%         12.47%             6.72%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 2000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Value Index                        
Average Annual Return, Percent   5.54%         12.47%             6.72%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%             13.35%
Russell 2000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Value Index                        
Average Annual Return, Percent   5.54%         12.47%             6.72%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%     11.11%                  
Russell 2000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Index                        
Average Annual Return, Percent   7.68%     1.08%                  
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%     11.11%                  
Russell 2000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 2000® Index                        
Average Annual Return, Percent   7.68%     1.08%                  
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66% 22.47%                      
Russell 1000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Value Index                        
Average Annual Return, Percent   13.70% 13.06%                      
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66% 22.47%                      
Russell 1000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Value Index                        
Average Annual Return, Percent   13.70% 13.06%                      
MSCI All Country World Index (ACWI) [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI All Country World Index (ACWI)                        
Average Annual Return, Percent   16.17%         13.65%   11.96%          
MSCI All Country World Index (ACWI) [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI All Country World Index (ACWI)                        
Average Annual Return, Percent   16.17%         13.65%             9.93%
MSCI ACWI ex USA Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI ACWI ex USA Index                        
Average Annual Return, Percent   17.72%   7.68%                    
MSCI ACWI ex USA Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI ACWI ex USA Index                        
Average Annual Return, Percent   17.72%   7.68%                    
Bloomberg U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.08%         (0.73%)             1.76%
Bloomberg Intermediate U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Intermediate U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.69%         0.23%             1.80%
Bloomberg U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.08%         (0.73%)             1.76%
Bloomberg Intermediate U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Intermediate U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.69%         0.23%             1.80%
Bloomberg U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.08%         (0.73%)     1.79%        
Bloomberg U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.08%         (0.73%)           1.44%  
Bloomberg Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal Bond Index                        
Average Annual Return, Percent   1.11%         0.51%             2.20%
Bloomberg Municipal 1-15 Year Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal 1-15 Year Index                        
Average Annual Return, Percent   2.63%         0.86%             2.13%
Bloomberg 1-10 Year Blended Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg 1-10 Year Blended Municipal Bond Index                        
Average Annual Return, Percent   3.47%         0.96%             1.96%
Bloomberg Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal Bond Index                        
Average Annual Return, Percent   1.11%         0.51%     1.93%        
Bloomberg Municipal 1-15 Year Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal 1-15 Year Index                        
Average Annual Return, Percent   2.63%         0.86%     2.07%        
Bloomberg 1-10 Year Blended Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg 1-10 Year Blended Municipal Bond Index                        
Average Annual Return, Percent   3.47%         0.96%     2.00%        
Bloomberg Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal Bond Index                        
Average Annual Return, Percent   1.11%         0.51%             2.20%
Bloomberg Municipal 1 15 Year Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal 1–15 Year Index                        
Average Annual Return, Percent   2.63%         0.86%             2.13%
Bloomberg 1-10 Year Blended Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg 1-10 Year Blended Municipal Bond Index                        
Average Annual Return, Percent   3.47%         0.96%             1.96%
Bloomberg Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal Bond Index                        
Average Annual Return, Percent   1.11%         0.51% 0.90%            
Bloomberg Municipal 1-15 Year Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Municipal 1-15 Year Index                        
Average Annual Return, Percent   2.63%         0.86% 1.23%            
Bloomberg 1-10 Year Blended Municipal Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg 1-10 Year Blended Municipal Bond Index                        
Average Annual Return, Percent   3.47%         0.96% 1.30%            
Bloomberg U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.08%         (0.73%)             1.76%
Bloomberg Mortgage Backed Securities Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Mortgage Backed Securities Index                        
Average Annual Return, Percent   6.52%         (0.60%)             1.30%
Bloomberg U.S. Aggregate Bond Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate Bond Index                        
Average Annual Return, Percent   6.08%         (0.73%)             1.76%
Bloomberg Mortgage Backed Securities Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Bloomberg Mortgage Backed Securities Index                        
Average Annual Return, Percent   6.52%         (0.60%)             1.30%
MSCI Europe Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI Europe Index                        
Average Annual Return, Percent   18.38%         12.38%             6.78%
MSCI Europe Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI Europe Index                        
Average Annual Return, Percent   18.38%         12.38%             6.78%
MSCI Europe Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   MSCI Europe Index                        
Average Annual Return, Percent   18.38%         12.38%             6.78%
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%         16.30%       13.82%      
Russell 1000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Value Index                        
Average Annual Return, Percent   13.70%         13.93%       9.14%      
Russell 1000 Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Index                        
Average Annual Return, Percent   15.66%       10.43%                
Russell 1000 Value Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   Russell 1000® Value Index                        
Average Annual Return, Percent   13.70%       7.51%                
TOPIX Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   TOPIX Index                        
Average Annual Return, Percent 8.15%                          
TOPIX Index [Member]                            
Average Annual Return [Line Items]                            
Line Graph and Table Measure Name   TOPIX Index                        
Average Annual Return, Percent 8.15%