v3.26.1
Shareholder Report, Average Annual Return (Details) 197232_Pacer US Small Cap Cash Cows ETF_TF_TSR Annual {TF}
12 Months Ended 60 Months Ended 107 Months Ended
Apr. 30, 2026
Apr. 30, 2026
Apr. 30, 2026
Pacer US Small Cap Cash Cows ETF      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Pacer US Small Cap Cash Cows ETF NAV    
Average Annual Return, Percent 36.54% 4.37% 9.19%
Pacer US Small Cap Cash Cows Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Pacer US Small Cap Cash Cows Index    
Average Annual Return, Percent 36.71% 4.81% 9.54%
Russell 2000 Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Russell 2000 Index    
Average Annual Return, Percent 44.41% 5.75% 9.53%
S&P SmallCap 600 Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name S&P SmallCap 600 Index    
Average Annual Return, Percent 38.86% 6.15% 9.57%