Shareholder Report, Holdings (Details)	Jun. 30, 2026
Empower Securefoundation® Balanced Fund - Class L [Member] \| Empower Bond Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Empower S&P 500® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Empower International Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	13.76%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Empower S&P Mid Cap 400® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Empower S&P Small Cap 600® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Empower of America Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Fidelity® Emerging Markets Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	4.42%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Bond [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Large Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Class L [Member] \| International Equity [Member]
Holdings [Line Items]
Percent of Total Investments	18.18%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Mid Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Small Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Class L [Member] \| Fixed Interest Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Empower Bond Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Empower S&P 500® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Empower International Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	13.76%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Empower S&P Mid Cap 400® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Empower S&P Small Cap 600® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Empower of America Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Fidelity® Emerging Markets Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	4.42%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Bond [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Large Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| International Equity [Member]
Holdings [Line Items]
Percent of Total Investments	18.18%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Mid Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Small Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Institutional Class [Member] \| Fixed Interest Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Empower Bond Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Empower S&P 500® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Empower International Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	13.76%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Empower S&P Mid Cap 400® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Empower S&P Small Cap 600® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Empower of America Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Fidelity® Emerging Markets Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	4.42%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Bond [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Large Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| International Equity [Member]
Holdings [Line Items]
Percent of Total Investments	18.18%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Mid Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Small Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Investor Class [Member] \| Fixed Interest Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Empower Bond Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Empower S&P 500® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Empower International Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	13.76%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Empower S&P Mid Cap 400® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Empower S&P Small Cap 600® Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Empower of America Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Fidelity® Emerging Markets Index Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	4.42%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Bond [Member]
Holdings [Line Items]
Percent of Total Investments	34.94%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Large Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	23.11%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| International Equity [Member]
Holdings [Line Items]
Percent of Total Investments	18.18%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Mid Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	10.91%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Small Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	7.87%
Empower Securefoundation® Balanced Fund - Service Class [Member] \| Fixed Interest Contract [Member]
Holdings [Line Items]
Percent of Total Investments	4.99%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Vanguard Total Bond Market ETF [Member]
Holdings [Line Items]
Percent of Total Investments	38.23%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Vanguard S&P 500® ETF [Member]
Holdings [Line Items]
Percent of Total Investments	20.34%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Vanguard FTSE Developed Markets ETF [Member]
Holdings [Line Items]
Percent of Total Investments	13.36%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Vanguard S&P Mid-Cap 400® ETF [Member]
Holdings [Line Items]
Percent of Total Investments	11.30%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Vanguard Russell 2000 ETF [Member]
Holdings [Line Items]
Percent of Total Investments	8.80%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Vanguard FTSE Emerging Markets ETF [Member]
Holdings [Line Items]
Percent of Total Investments	4.47%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Federated Hermes Government Obligations Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	1.92%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Dreyfus Institutional Preferred Government Money Market Fund Institutional Class [Member]
Holdings [Line Items]
Percent of Total Investments	1.58%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Bond [Member]
Holdings [Line Items]
Percent of Total Investments	38.23%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Large Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	20.34%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| International Equity [Member]
Holdings [Line Items]
Percent of Total Investments	17.83%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Mid Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	11.30%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Small Cap Equity [Member]
Holdings [Line Items]
Percent of Total Investments	8.80%
Empower Securefoundation® Balanced ETF Fund - Class A [Member] \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	3.50%

Shareholder Report, Holdings (Details)

Jun. 30, 2026