v3.26.3
Expense Example, No Redemption
Oct. 28, 2026
USD ($)
Catalyst/Millburn Hedge Strategy Fund | Catalyst/Millburn Hedge Strategy Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 791
Expense Example, No Redemption, 3 Years 1,241
Expense Example, No Redemption, 5 Years 1,715
Expense Example, No Redemption, 10 Years 3,021
Catalyst/Millburn Hedge Strategy Fund | Catalyst/Millburn Hedge Strategy Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 304
Expense Example, No Redemption, 3 Years 930
Expense Example, No Redemption, 5 Years 1,582
Expense Example, No Redemption, 10 Years 3,327
Catalyst/Millburn Hedge Strategy Fund | Catalyst/Millburn Hedge Strategy Fund Class C-1  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 304
Expense Example, No Redemption, 3 Years 930
Expense Example, No Redemption, 5 Years 1,582
Expense Example, No Redemption, 10 Years 3,327
Catalyst/Millburn Hedge Strategy Fund | Catalyst/Millburn Hedge Strategy Fund Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 204
Expense Example, No Redemption, 3 Years 630
Expense Example, No Redemption, 5 Years 1,083
Expense Example, No Redemption, 10 Years 2,338
Catalyst/CIFC Senior Secured Income Fund | Catalyst/CIFC Senior Secured Income Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 591
Expense Example, No Redemption, 3 Years 898
Expense Example, No Redemption, 5 Years 1,227
Expense Example, No Redemption, 10 Years 2,155
Catalyst/CIFC Senior Secured Income Fund | Catalyst/CIFC Senior Secured Income Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 197
Expense Example, No Redemption, 3 Years 674
Expense Example, No Redemption, 5 Years 1,177
Expense Example, No Redemption, 10 Years 2,561
Catalyst/CIFC Senior Secured Income Fund | Catalyst/CIFC Senior Secured Income Fund Class C-1  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 197
Expense Example, No Redemption, 3 Years 674
Expense Example, No Redemption, 5 Years 1,177
Expense Example, No Redemption, 10 Years 2,561
Catalyst/CIFC Senior Secured Income Fund | Catalyst/CIFC Senior Secured Income Fund Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 96
Expense Example, No Redemption, 3 Years 366
Expense Example, No Redemption, 5 Years 657
Expense Example, No Redemption, 10 Years 1,484
Eventide Gilead Fund | Eventide Gilead Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 710
Expense Example, No Redemption, 3 Years 996
Expense Example, No Redemption, 5 Years 1,302
Expense Example, No Redemption, 10 Years 2,169
Eventide Gilead Fund | Eventide Gilead Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 219
Expense Example, No Redemption, 3 Years 676
Expense Example, No Redemption, 5 Years 1,159
Expense Example, No Redemption, 10 Years 2,493
Eventide Gilead Fund | Eventide Gilead Fund Class N  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 138
Expense Example, No Redemption, 3 Years 431
Expense Example, No Redemption, 5 Years 745
Expense Example, No Redemption, 10 Years 1,635
Eventide Gilead Fund | Eventide Gilead Fund Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 118
Expense Example, No Redemption, 3 Years 368
Expense Example, No Redemption, 5 Years 638
Expense Example, No Redemption, 10 Years 1,409
Eventide Healthcare & Life Sciences Fund | Eventide Healthcare & Life Sciences Fund Class A Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 723
Expense Example, No Redemption, 3 Years 1,033
Expense Example, No Redemption, 5 Years 1,366
Expense Example, No Redemption, 10 Years 2,304
Eventide Healthcare & Life Sciences Fund | Eventide Healthcare & Life Sciences Fund Class C Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 232
Expense Example, No Redemption, 3 Years 715
Expense Example, No Redemption, 5 Years 1,225
Expense Example, No Redemption, 10 Years 2,626
Eventide Healthcare & Life Sciences Fund | Eventide Healthcare & Life Sciences Fund Class N Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 152
Expense Example, No Redemption, 3 Years 471
Expense Example, No Redemption, 5 Years 813
Expense Example, No Redemption, 10 Years 1,779
Eventide Healthcare & Life Sciences Fund | Eventide Healthcare & Life Sciences Fund Class I Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 131
Expense Example, No Redemption, 3 Years 409
Expense Example, No Redemption, 5 Years 708
Expense Example, No Redemption, 10 Years 1,556
Eventide Balanced Fund | Eventide Balanced Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 678
Expense Example, No Redemption, 3 Years 896
Expense Example, No Redemption, 5 Years 1,131
Expense Example, No Redemption, 10 Years 1,806
Eventide Balanced Fund | Eventide Balanced Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 185
Expense Example, No Redemption, 3 Years 573
Expense Example, No Redemption, 5 Years 985
Expense Example, No Redemption, 10 Years 2,137
Eventide Balanced Fund | Eventide Balanced Fund Class N  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 104
Expense Example, No Redemption, 3 Years 325
Expense Example, No Redemption, 5 Years 563
Expense Example, No Redemption, 10 Years 1,248
Eventide Balanced Fund | Eventide Balanced Fund Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 84
Expense Example, No Redemption, 3 Years 262
Expense Example, No Redemption, 5 Years 455
Expense Example, No Redemption, 10 Years 1,014
Eventide Dividend Growth Fund | Eventide Dividend Growth Fund Class A Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 689
Expense Example, No Redemption, 3 Years 933
Expense Example, No Redemption, 5 Years 1,196
Expense Example, No Redemption, 10 Years 1,945
Eventide Dividend Growth Fund | Eventide Dividend Growth Fund Class C Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 197
Expense Example, No Redemption, 3 Years 611
Expense Example, No Redemption, 5 Years 1,051
Expense Example, No Redemption, 10 Years 2,274
Eventide Dividend Growth Fund | Eventide Dividend Growth Fund Class N Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 116
Expense Example, No Redemption, 3 Years 364
Expense Example, No Redemption, 5 Years 632
Expense Example, No Redemption, 10 Years 1,397
Eventide Dividend Growth Fund | Eventide Dividend Growth Fund Class I Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 96
Expense Example, No Redemption, 3 Years 302
Expense Example, No Redemption, 5 Years 525
Expense Example, No Redemption, 10 Years 1,165
Eventide Limited-Term Bond Fund | Eventide Limited-Term Bond Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 642
Expense Example, No Redemption, 3 Years 814
Expense Example, No Redemption, 5 Years 1,001
Expense Example, No Redemption, 10 Years 1,540
Eventide Limited-Term Bond Fund | Eventide Limited-Term Bond Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 148
Expense Example, No Redemption, 3 Years 488
Expense Example, No Redemption, 5 Years 852
Expense Example, No Redemption, 10 Years 1,877
Eventide Limited-Term Bond Fund | Eventide Limited-Term Bond Fund Class N  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 66
Expense Example, No Redemption, 3 Years 238
Expense Example, No Redemption, 5 Years 425
Expense Example, No Redemption, 10 Years 965
Eventide Limited-Term Bond Fund | Eventide Limited-Term Bond Fund Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 46
Expense Example, No Redemption, 3 Years 175
Expense Example, No Redemption, 5 Years 315
Expense Example, No Redemption, 10 Years 725
Eventide Exponential Technologies Fund | Eventide Exponential Technologies Fund Class A Share  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 728
Expense Example, No Redemption, 3 Years 1,063
Expense Example, No Redemption, 5 Years 1,420
Expense Example, No Redemption, 10 Years 2,423
Eventide Exponential Technologies Fund | Eventide Exponential Technologies Fund Class C Share  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 238
Expense Example, No Redemption, 3 Years 746
Expense Example, No Redemption, 5 Years 1,280
Expense Example, No Redemption, 10 Years 2,742
Eventide Exponential Technologies Fund | Eventide Exponential Technologies Fund Class N Share  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 158
Expense Example, No Redemption, 3 Years 502
Expense Example, No Redemption, 5 Years 870
Expense Example, No Redemption, 10 Years 1,906
Eventide Exponential Technologies Fund | Eventide Exponential Technologies Fund Class I Share  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 137
Expense Example, No Redemption, 3 Years 440
Expense Example, No Redemption, 5 Years 765
Expense Example, No Redemption, 10 Years 1,686
Eventide Core Bond Fund | Eventide Core Bond Fund Class A Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 645
Expense Example, No Redemption, 3 Years 827
Expense Example, No Redemption, 5 Years 1,025
Expense Example, No Redemption, 10 Years 1,594
Eventide Core Bond Fund | Eventide Core Bond Fund Class C Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 151
Expense Example, No Redemption, 3 Years 502
Expense Example, No Redemption, 5 Years 877
Expense Example, No Redemption, 10 Years 1,930
Eventide Core Bond Fund | Eventide Core Bond Fund Class N Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 69
Expense Example, No Redemption, 3 Years 252
Expense Example, No Redemption, 5 Years 450
Expense Example, No Redemption, 10 Years 1,022
Eventide Core Bond Fund | Eventide Core Bond Fund Class I Shares  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 49
Expense Example, No Redemption, 3 Years 189
Expense Example, No Redemption, 5 Years 341
Expense Example, No Redemption, 10 Years 783
Eventide Large Cap Focus Fund | Eventide Large Cap Focus Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 671
Expense Example, No Redemption, 3 Years 950
Expense Example, No Redemption, 5 Years 1,249
Expense Example, No Redemption, 10 Years 2,096
Eventide Large Cap Focus Fund | Eventide Large Cap Focus Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 178
Expense Example, No Redemption, 3 Years 628
Expense Example, No Redemption, 5 Years 1,105
Expense Example, No Redemption, 10 Years 2,423
Eventide Large Cap Focus Fund | Eventide Large Cap Focus Fund Class N  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 97
Expense Example, No Redemption, 3 Years 382
Expense Example, No Redemption, 5 Years 688
Expense Example, No Redemption, 10 Years 1,558
Eventide Large Cap Focus Fund | Eventide Large Cap Focus Fund Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 77
Expense Example, No Redemption, 3 Years 319
Expense Example, No Redemption, 5 Years 581
Expense Example, No Redemption, 10 Years $ 1,330