| DFA International Small Cap Value Portfolio | Jan 31, 2018 | 404.2K | 824.5K | 0.8% | 
                
                        | DFA Investment Dimensions-Canadian Small Company Series | Jan 31, 2018 | 308.0K | 628.4K | 0.6% | 
                
                        | DFA International Core Equity Portfolio | Jan 31, 2018 | 152.0K | 310.1K | 0.3% | 
                
                        | EQ Advisors Trust-1290 VT Small Cap Value Port | Dec 31, 2017 | 100K | 204.7K | 0.2% | 
                
                        | DFA International Vector Equity Port | Jan 31, 2018 | 33.0K | 67.3K | 0.1% | 
                
                        | DFA T.A. World Ex U.S. Core Equity Portfolio | Jan 31, 2018 | 22.8K | 46.6K | 0.0% | 
                
                        | DFA Investment Dimensions-World Ex U.S. Core Equity Port | Jan 31, 2018 | 14.3K | 29.2K | 0.0% | 
                
                        | Brighthouse Fds Tr II-BH/Dimensional International Small Co Port | Mar 31, 2018 | 15.7K | 29.9K | 0.0% | 
                
                        | John Hancock Fds II-International Small Company Fund | Apr 30, 2018 | 17.6K | 34.0K | 0.0% | 
                
                        | DFA Investment Dimensions-DFA International Small Cap Growth Port | Jan 31, 2018 | 15.4K | 31.4K | 0.0% |