Label	Element	Value
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Mount Vernon Liquid Assets Portfolio, LLC [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	18.70%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Powell Industries, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.00%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Argan, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.40%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| DigitalOcean Holdings, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.40%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Krystal Biotech, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.90%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Kodiak Gas Services, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.40%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Innovex International, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.20%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Adeia, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.20%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Protagonist Therapeutics, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.10%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| ESCO Technologies, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.90%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	28.50%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	23.10%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Health Care [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	18.80%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Energy [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	13.50%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Consumer Discretionary [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	7.20%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.20%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Materials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.40%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Utilities [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.40%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Consumer Staples [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.90%
Pacer US Small Cap Cash Cows Growth Leaders ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.00%

Pacer US Small Cap Cash Cows Growth Leaders ETF | Mount Vernon Liquid Assets Portfolio, LLC [Member]