v3.26.1
Shareholder Report, Line Graph (Details) 197232_Pacer US Small Cap Cash Cows ETF_TF_TSR Annual {TF} - USD ($)
12 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2023
Apr. 30, 2022
Apr. 30, 2021
Apr. 30, 2020
Apr. 30, 2019
Apr. 30, 2018
Jun. 16, 2017
Apr. 30, 2026
Pacer US Small Cap Cash Cows ETF                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Pacer US Small Cap Cash Cows ETF NAV
Accumulated Value $ 15,978 $ 20,298 $ 16,214 $ 16,455 $ 17,612 $ 8,689 $ 10,690 $ 10,669 $ 10,000 $ 21,815
Pacer US Small Cap Cash Cows Index [Member]                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Pacer US Small Cap Cash Cows Index
Accumulated Value 16,413 20,743 16,546 16,692 17,741 8,709 10,730 10,696 10,000 $ 22,437
Russell 2000 Index [Member]                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   Russell 2000 Index
Accumulated Value 15,522 15,388 13,579 14,093 16,953 9,692 11,592 11,081 10,000 $ 22,416
S&P SmallCap 600 Index [Member]                    
Account Value [Line Items]                    
Line Graph and Table Measure Name                   S&P SmallCap 600 Index
Accumulated Value $ 16,205 $ 16,524 $ 14,681 $ 15,267 $ 16,693 $ 9,439 $ 11,739 $ 11,242 $ 10,000 $ 22,502