v3.26.1
Expense Example
Jul. 31, 2026
USD ($)
Pear Tree Polaris Small Cap Fund - Ordinary Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 137
Expense Example, with Redemption, 3 Years 428
Expense Example, with Redemption, 5 Years 739
Expense Example, with Redemption, 10 Years 1,624
Pear Tree Polaris Small Cap Fund - Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 99
Expense Example, with Redemption, 3 Years 335
Expense Example, with Redemption, 5 Years 589
Expense Example, with Redemption, 10 Years 1,318
Pear Tree Polaris Small Cap Fund - R6 Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 96
Expense Example, with Redemption, 3 Years 300
Expense Example, with Redemption, 5 Years 520
Expense Example, with Redemption, 10 Years 1,155
Pear Tree Quality Fund - Ordinary Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 114
Expense Example, with Redemption, 3 Years 441
Expense Example, with Redemption, 5 Years 791
Expense Example, with Redemption, 10 Years 1,778
Pear Tree Quality Fund - Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 77
Expense Example, with Redemption, 3 Years 351
Expense Example, with Redemption, 5 Years 647
Expense Example, with Redemption, 10 Years 1,488
Pear Tree Quality Fund - R6 Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 308
Expense Example, with Redemption, 5 Years 570
Expense Example, with Redemption, 10 Years 1,320
Pear Tree Essex Environmental Opportunities Fund - Ordinary Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 126
Expense Example, with Redemption, 3 Years 478
Expense Example, with Redemption, 5 Years 854
Expense Example, with Redemption, 10 Years 1,910
Pear Tree Essex Environmental Opportunities Fund - Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 101
Expense Example, with Redemption, 3 Years 399
Expense Example, with Redemption, 5 Years 718
Expense Example, with Redemption, 10 Years 1,624
Pear Tree Essex Environmental Opportunities Fund - R6 Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 97
Expense Example, with Redemption, 3 Years 365
Expense Example, with Redemption, 5 Years 653
Expense Example, with Redemption, 10 Years 1,474
Pear Tree Polaris Foreign Value Fund - Ordinary Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 148
Expense Example, with Redemption, 3 Years 480
Expense Example, with Redemption, 5 Years 835
Expense Example, with Redemption, 10 Years 1,837
Pear Tree Polaris Foreign Value Fund - Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 110
Expense Example, with Redemption, 3 Years 390
Expense Example, with Redemption, 5 Years 692
Expense Example, with Redemption, 10 Years 1,548
Pear Tree Polaris Foreign Value Fund - R6 Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 96
Expense Example, with Redemption, 3 Years 345
Expense Example, with Redemption, 5 Years 613
Expense Example, with Redemption, 10 Years 1,379
Pear Tree Polaris Foreign Value Small Cap Fund - Ordinary Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 147
Expense Example, with Redemption, 3 Years 477
Expense Example, with Redemption, 5 Years 830
Expense Example, with Redemption, 10 Years 1,826
Pear Tree Polaris Foreign Value Small Cap Fund - Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 109
Expense Example, with Redemption, 3 Years 387
Expense Example, with Redemption, 5 Years 686
Expense Example, with Redemption, 10 Years 1,537
Pear Tree Polaris Foreign Value Small Cap Fund - R6 Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 105
Expense Example, with Redemption, 3 Years 349
Expense Example, with Redemption, 5 Years 613
Expense Example, with Redemption, 10 Years 1,366
Pear Tree Polaris International Opportunities Fund - Ordinary Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 147
Expense Example, with Redemption, 3 Years 477
Expense Example, with Redemption, 5 Years 830
Expense Example, with Redemption, 10 Years 1,826
Pear Tree Polaris International Opportunities Fund - Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 101
Expense Example, with Redemption, 3 Years 379
Expense Example, with Redemption, 5 Years 679
Expense Example, with Redemption, 10 Years 1,530
Pear Tree Polaris International Opportunities Fund - R6 Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 98
Expense Example, with Redemption, 3 Years 344
Expense Example, with Redemption, 5 Years 610
Expense Example, with Redemption, 10 Years $ 1,370