v3.25.4
Shareholder Report, Average Annual Return (Details)
 12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
C000186848      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Donoghue Forlines Dividend VIT Fund    
C000186847      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Donoghue Forlines Momentum VIT Fund    
Without Sales Load [Member] | C000186848      
Average Annual Return [Line Items]      
Average Annual Return, Percent 17.19% 8.72% 3.46%
Without Sales Load [Member] | C000186847      
Average Annual Return [Line Items]      
Average Annual Return, Percent 23.52% 12.83% 9.23%
Syntax US LargeCap 500 Total Return Index (USD)      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Syntax US LargeCap 500 Total Return Index    
Average Annual Return, Percent 18.17% 14.11% 15.02%
Syntax US LargeCap 500 Total Return Index (USD)      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Syntax US LargeCap 500 Total Return Index    
Average Annual Return, Percent 18.17% 14.11% 15.02%
Syntax US Net Value Total Return Index (USD)      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Syntax US Net Value Total Return Index    
Average Annual Return, Percent 16.76% 13.91% 11.79%