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Shareholder Report, Holdings (Details)
Dec. 31, 2025
U.S. Treasury Inflation Indexed Bonds TIPS 1.63% [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.41%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 3.50% [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.24%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 4.00% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.56%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 3.75% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.41%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 4.63% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.32%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 4.75% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.25%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 3.88% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.06%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 3.88% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.92%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 3.50% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.75%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 4.00% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.51%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | United States Treasury Note/Bond 3.75% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.24%
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Ba2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.94% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Ba3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.00% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | CCC, CC, C [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.98% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Short Term Investment [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.29% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | A1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.08% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | B2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.53% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | B3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.42% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | B1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.36% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Equities [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.24% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Aa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 50.55% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Aaa [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.59% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.24% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | A2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.46% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Baa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.47% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Baa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.90% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Aa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.70% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Baa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.51% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Aa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.16% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | A3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.57% [1]
Empower Core Strategies: Flexible Bond Fund - Institutional Class | Ba1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.01% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 3.50% [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.24%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 4.00% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.56%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 3.75% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.41%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 4.63% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.32%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 4.75% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.25%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 3.88% [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.06%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 3.88% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.92%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 3.50% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.75%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 4.00% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.51%
Empower Core Strategies: Flexible Bond Fund - Investor Class | United States Treasury Note/Bond 3.75% [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.24%
Empower Core Strategies: Flexible Bond Fund - Investor Class | Ba2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.94% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Ba3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.00% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | CCC, CC, C [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.98% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Short Term Investment [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.29% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | A1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.08% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | B2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.53% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | B3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.42% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | B1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.36% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Equities [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.24% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Aa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 50.55% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Aaa [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.59% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.24% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | A2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.46% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Baa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.47% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Baa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.90% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Aa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.70% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Baa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.51% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Aa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.16% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | A3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.57% [1]
Empower Core Strategies: Flexible Bond Fund - Investor Class | Ba1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.01% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | U.S. Treasury Inflation Indexed Bonds TIPS 1.88% [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.26%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | U.S. Treasury Inflation Indexed Bonds TIPS 1.13% [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.21%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | U.S. Treasury Inflation Indexed Bonds TIPS 1.63% [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.05%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | U.S. Treasury Inflation Indexed Bonds TIPS 0.38% [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.47%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | U.S. Treasury Inflation Indexed Bonds TIPS 0.13% [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.26%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Government National Mortgage Association 4.50% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.96%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Elmwood Ltd 5.18% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.57%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | U.S. Treasury Inflation Indexed Bonds TIPS 2.13% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.55%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Madison Park Funding LXXIII Ltd 5.26% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.51%
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Aa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 86.17% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Aaa [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.84% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.17% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | A2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.95% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Baa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.84% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Baa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.83% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Aa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.76% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Baa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.64% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Aa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | A3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.21% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Institutional Class | Ba1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.09% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | U.S. Treasury Inflation Indexed Bonds TIPS 1.88% [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.26%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | U.S. Treasury Inflation Indexed Bonds TIPS 1.13% [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.21%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | U.S. Treasury Inflation Indexed Bonds TIPS 1.63% [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.05%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | U.S. Treasury Inflation Indexed Bonds TIPS 0.38% [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.47%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | U.S. Treasury Inflation Indexed Bonds TIPS 0.13% [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.26%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Government National Mortgage Association 4.50% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.96%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Elmwood Ltd 5.18% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.57%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | U.S. Treasury Inflation Indexed Bonds TIPS 2.13% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.55%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Madison Park Funding LXXIII Ltd 5.26% [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.51%
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Aa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 86.17% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Aaa [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.84% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.17% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | A2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.95% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Baa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.84% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Baa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.83% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Aa3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.76% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Baa1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.64% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Aa2 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | A3 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.21% [1]
Empower Core Strategies: Inflation-Protected Securities Fund - Investor Class | Ba1 [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.09% [1]
Empower Core Strategies: International Equity Fund - Institutional Class | ASML Holding NV [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.88%
Empower Core Strategies: International Equity Fund - Institutional Class | Novartis AG [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.34%
Empower Core Strategies: International Equity Fund - Institutional Class | Novo Nordisk A/S Class B [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.29%
Empower Core Strategies: International Equity Fund - Institutional Class | SAP SE [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.25%
Empower Core Strategies: International Equity Fund - Institutional Class | LVMH Moet Hennessy Louis Vuitton SE [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.15%
Empower Core Strategies: International Equity Fund - Institutional Class | EssilorLuxottica SA [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.03%
Empower Core Strategies: International Equity Fund - Institutional Class | Unilever PLC [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.97%
Empower Core Strategies: International Equity Fund - Institutional Class | Tencent Holdings Ltd [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.94%
Empower Core Strategies: International Equity Fund - Institutional Class | HSBC Holdings PLC [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.93%
Empower Core Strategies: International Equity Fund - Institutional Class | Roche Holding AG [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.93%
Empower Core Strategies: International Equity Fund - Institutional Class | JAPAN  
Holdings [Line Items]  
Percent of Total Investments 19.18%
Empower Core Strategies: International Equity Fund - Institutional Class | UNITED KINGDOM  
Holdings [Line Items]  
Percent of Total Investments 15.70%
Empower Core Strategies: International Equity Fund - Institutional Class | FRANCE  
Holdings [Line Items]  
Percent of Total Investments 9.44%
Empower Core Strategies: International Equity Fund - Institutional Class | GERMANY  
Holdings [Line Items]  
Percent of Total Investments 8.95%
Empower Core Strategies: International Equity Fund - Institutional Class | SWITZERLAND  
Holdings [Line Items]  
Percent of Total Investments 7.79%
Empower Core Strategies: International Equity Fund - Institutional Class | NETHERLANDS  
Holdings [Line Items]  
Percent of Total Investments 6.26%
Empower Core Strategies: International Equity Fund - Institutional Class | AUSTRALIA  
Holdings [Line Items]  
Percent of Total Investments 4.80%
Empower Core Strategies: International Equity Fund - Institutional Class | SWEDEN  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Empower Core Strategies: International Equity Fund - Institutional Class | HONG KONG  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Core Strategies: International Equity Fund - Institutional Class | SPAIN  
Holdings [Line Items]  
Percent of Total Investments 2.76%
Empower Core Strategies: International Equity Fund - Institutional Class | DENMARK  
Holdings [Line Items]  
Percent of Total Investments 2.61%
Empower Core Strategies: International Equity Fund - Institutional Class | ITALY  
Holdings [Line Items]  
Percent of Total Investments 2.19%
Empower Core Strategies: International Equity Fund - Institutional Class | IRELAND  
Holdings [Line Items]  
Percent of Total Investments 1.80%
Empower Core Strategies: International Equity Fund - Institutional Class | ISRAEL  
Holdings [Line Items]  
Percent of Total Investments 1.36%
Empower Core Strategies: International Equity Fund - Institutional Class | SINGAPORE  
Holdings [Line Items]  
Percent of Total Investments 1.23%
Empower Core Strategies: International Equity Fund - Institutional Class | TAIWAN  
Holdings [Line Items]  
Percent of Total Investments 1.18%
Empower Core Strategies: International Equity Fund - Institutional Class | NORWAY  
Holdings [Line Items]  
Percent of Total Investments 1.14%
Empower Core Strategies: International Equity Fund - Institutional Class | CANADA  
Holdings [Line Items]  
Percent of Total Investments 1.04%
Empower Core Strategies: International Equity Fund - Institutional Class | Countries [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.59%
Empower Core Strategies: International Equity Fund - Investor Class | ASML Holding NV [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.88%
Empower Core Strategies: International Equity Fund - Investor Class | Novartis AG [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.34%
Empower Core Strategies: International Equity Fund - Investor Class | Novo Nordisk A/S Class B [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.29%
Empower Core Strategies: International Equity Fund - Investor Class | SAP SE [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.25%
Empower Core Strategies: International Equity Fund - Investor Class | LVMH Moet Hennessy Louis Vuitton SE [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.15%
Empower Core Strategies: International Equity Fund - Investor Class | EssilorLuxottica SA [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.03%
Empower Core Strategies: International Equity Fund - Investor Class | Unilever PLC [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.97%
Empower Core Strategies: International Equity Fund - Investor Class | Tencent Holdings Ltd [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.94%
Empower Core Strategies: International Equity Fund - Investor Class | HSBC Holdings PLC [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.93%
Empower Core Strategies: International Equity Fund - Investor Class | Roche Holding AG [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.93%
Empower Core Strategies: International Equity Fund - Investor Class | JAPAN  
Holdings [Line Items]  
Percent of Total Investments 19.18%
Empower Core Strategies: International Equity Fund - Investor Class | UNITED KINGDOM  
Holdings [Line Items]  
Percent of Total Investments 15.70%
Empower Core Strategies: International Equity Fund - Investor Class | FRANCE  
Holdings [Line Items]  
Percent of Total Investments 9.44%
Empower Core Strategies: International Equity Fund - Investor Class | GERMANY  
Holdings [Line Items]  
Percent of Total Investments 8.95%
Empower Core Strategies: International Equity Fund - Investor Class | SWITZERLAND  
Holdings [Line Items]  
Percent of Total Investments 7.79%
Empower Core Strategies: International Equity Fund - Investor Class | NETHERLANDS  
Holdings [Line Items]  
Percent of Total Investments 6.26%
Empower Core Strategies: International Equity Fund - Investor Class | AUSTRALIA  
Holdings [Line Items]  
Percent of Total Investments 4.80%
Empower Core Strategies: International Equity Fund - Investor Class | SWEDEN  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Empower Core Strategies: International Equity Fund - Investor Class | HONG KONG  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Core Strategies: International Equity Fund - Investor Class | SPAIN  
Holdings [Line Items]  
Percent of Total Investments 2.76%
Empower Core Strategies: International Equity Fund - Investor Class | DENMARK  
Holdings [Line Items]  
Percent of Total Investments 2.61%
Empower Core Strategies: International Equity Fund - Investor Class | ITALY  
Holdings [Line Items]  
Percent of Total Investments 2.19%
Empower Core Strategies: International Equity Fund - Investor Class | IRELAND  
Holdings [Line Items]  
Percent of Total Investments 1.80%
Empower Core Strategies: International Equity Fund - Investor Class | ISRAEL  
Holdings [Line Items]  
Percent of Total Investments 1.36%
Empower Core Strategies: International Equity Fund - Investor Class | SINGAPORE  
Holdings [Line Items]  
Percent of Total Investments 1.23%
Empower Core Strategies: International Equity Fund - Investor Class | TAIWAN  
Holdings [Line Items]  
Percent of Total Investments 1.18%
Empower Core Strategies: International Equity Fund - Investor Class | NORWAY  
Holdings [Line Items]  
Percent of Total Investments 1.14%
Empower Core Strategies: International Equity Fund - Investor Class | CANADA  
Holdings [Line Items]  
Percent of Total Investments 1.04%
Empower Core Strategies: International Equity Fund - Investor Class | Countries [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.59%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | NVIDIA Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.92%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.47%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Apple Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.12%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Amazon.com Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.69%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Alphabet Inc Class A [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.36%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Broadcom Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.97%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Alphabet Inc Class C [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.79%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Meta Platforms Inc Class A [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.51%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Tesla Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.44%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Walmart Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.06%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 23.58%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.07%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Consumer, Non-cyclical [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.59%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.13%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Commercial and Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.99%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Consumer, Cyclical [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.68%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.68%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Basic Materials [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.81%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Government Money Market Mutual Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.77%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Exchange Traded Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.26%
Empower Core Strategies: U.S. Equity Fund - Institutional Class | Short Term Investment [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.84%
Empower Core Strategies: U.S. Equity Fund - Investor Class | NVIDIA Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.92%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Microsoft Corp [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.47%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Apple Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.12%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Amazon.com Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.69%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Alphabet Inc Class A [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.36%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Broadcom Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.97%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Alphabet Inc Class C [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.79%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Meta Platforms Inc Class A [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.51%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Tesla Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.44%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Walmart Inc [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.06%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Technology Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 23.58%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.07%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Consumer, Non-cyclical [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.59%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.13%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Commercial and Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.99%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Consumer, Cyclical [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.68%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.68%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Basic Materials [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.81%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Government Money Market Mutual Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.77%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Exchange Traded Funds [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.26%
Empower Core Strategies: U.S. Equity Fund - Investor Class | Short Term Investment [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.84%
[1] Security ratings disclosed with the exception of those labeled “Not Rated” are provided by a Nationally Recognized Statistical Ratings Organization ("NRSRO"). Our preferred vendor has been chosen based on asset coverage and historical ratings accuracy. When ratings are unavailable from our preferred vendor, other NRSROs may be utilized.