v3.26.1
Shareholder Report, Holdings (Details)
Jun. 30, 2026
Empower Lifetime 2015 Fund - Institutional Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.97%
Empower Lifetime 2015 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.78%
Empower Lifetime 2015 Fund - Institutional Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2015 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.43%
Empower Lifetime 2015 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Empower Lifetime 2015 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.47%
Empower Lifetime 2015 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.12%
Empower Lifetime 2015 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.16%
Empower Lifetime 2015 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.80%
Empower Lifetime 2015 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.17%
Empower Lifetime 2015 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.63%
Empower Lifetime 2015 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.55%
Empower Lifetime 2015 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.04%
Empower Lifetime 2015 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.21%
Empower Lifetime 2015 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.89%
Empower Lifetime 2015 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Lifetime 2015 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Empower Lifetime 2015 Fund - Investor Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.97%
Empower Lifetime 2015 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.78%
Empower Lifetime 2015 Fund - Investor Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2015 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.43%
Empower Lifetime 2015 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Empower Lifetime 2015 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.47%
Empower Lifetime 2015 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.12%
Empower Lifetime 2015 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.16%
Empower Lifetime 2015 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.80%
Empower Lifetime 2015 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.17%
Empower Lifetime 2015 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.63%
Empower Lifetime 2015 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.55%
Empower Lifetime 2015 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.04%
Empower Lifetime 2015 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.21%
Empower Lifetime 2015 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.89%
Empower Lifetime 2015 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Lifetime 2015 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Empower Lifetime 2015 Fund - Service Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.97%
Empower Lifetime 2015 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.78%
Empower Lifetime 2015 Fund - Service Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2015 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.43%
Empower Lifetime 2015 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Empower Lifetime 2015 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.47%
Empower Lifetime 2015 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.12%
Empower Lifetime 2015 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.16%
Empower Lifetime 2015 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.80%
Empower Lifetime 2015 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.17%
Empower Lifetime 2015 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.63%
Empower Lifetime 2015 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.55%
Empower Lifetime 2015 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.04%
Empower Lifetime 2015 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.21%
Empower Lifetime 2015 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.89%
Empower Lifetime 2015 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Lifetime 2015 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.90%
Empower Lifetime 2020 Fund - Institutional Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.07%
Empower Lifetime 2020 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.19%
Empower Lifetime 2020 Fund - Institutional Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.40%
Empower Lifetime 2020 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.79%
Empower Lifetime 2020 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.81%
Empower Lifetime 2020 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.88%
Empower Lifetime 2020 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.80%
Empower Lifetime 2020 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.29%
Empower Lifetime 2020 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.34%
Empower Lifetime 2020 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.42%
Empower Lifetime 2020 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.32%
Empower Lifetime 2020 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.99%
Empower Lifetime 2020 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.37%
Empower Lifetime 2020 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.48%
Empower Lifetime 2020 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 45.17%
Empower Lifetime 2020 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.85%
Empower Lifetime 2020 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.82%
Empower Lifetime 2020 Fund - Investor Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.07%
Empower Lifetime 2020 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.19%
Empower Lifetime 2020 Fund - Investor Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.40%
Empower Lifetime 2020 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.79%
Empower Lifetime 2020 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.81%
Empower Lifetime 2020 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.88%
Empower Lifetime 2020 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.80%
Empower Lifetime 2020 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.29%
Empower Lifetime 2020 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.34%
Empower Lifetime 2020 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.42%
Empower Lifetime 2020 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.32%
Empower Lifetime 2020 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.99%
Empower Lifetime 2020 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.37%
Empower Lifetime 2020 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.48%
Empower Lifetime 2020 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 45.17%
Empower Lifetime 2020 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.85%
Empower Lifetime 2020 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.82%
Empower Lifetime 2020 Fund - Service Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.07%
Empower Lifetime 2020 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.19%
Empower Lifetime 2020 Fund - Service Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.40%
Empower Lifetime 2020 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.79%
Empower Lifetime 2020 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.81%
Empower Lifetime 2020 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.88%
Empower Lifetime 2020 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.80%
Empower Lifetime 2020 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.29%
Empower Lifetime 2020 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.34%
Empower Lifetime 2020 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.42%
Empower Lifetime 2020 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.32%
Empower Lifetime 2020 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.99%
Empower Lifetime 2020 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.37%
Empower Lifetime 2020 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.48%
Empower Lifetime 2020 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 45.17%
Empower Lifetime 2020 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.85%
Empower Lifetime 2020 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.82%
Empower Lifetime 2025 Fund - Institutional Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.04%
Empower Lifetime 2025 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.64%
Empower Lifetime 2025 Fund - Institutional Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Empower Lifetime 2025 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.88%
Empower Lifetime 2025 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.42%
Empower Lifetime 2025 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.09%
Empower Lifetime 2025 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.15%
Empower Lifetime 2025 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.35%
Empower Lifetime 2025 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.22%
Empower Lifetime 2025 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.87%
Empower Lifetime 2025 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.39%
Empower Lifetime 2025 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.30%
Empower Lifetime 2025 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.01%
Empower Lifetime 2025 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.87%
Empower Lifetime 2025 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 41.07%
Empower Lifetime 2025 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.94%
Empower Lifetime 2025 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.42%
Empower Lifetime 2025 Fund - Investor Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.04%
Empower Lifetime 2025 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.64%
Empower Lifetime 2025 Fund - Investor Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Empower Lifetime 2025 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.88%
Empower Lifetime 2025 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.42%
Empower Lifetime 2025 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.09%
Empower Lifetime 2025 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.15%
Empower Lifetime 2025 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.35%
Empower Lifetime 2025 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.22%
Empower Lifetime 2025 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.87%
Empower Lifetime 2025 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.39%
Empower Lifetime 2025 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.30%
Empower Lifetime 2025 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.01%
Empower Lifetime 2025 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.87%
Empower Lifetime 2025 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 41.07%
Empower Lifetime 2025 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.94%
Empower Lifetime 2025 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.42%
Empower Lifetime 2025 Fund - Service Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.04%
Empower Lifetime 2025 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.64%
Empower Lifetime 2025 Fund - Service Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.20%
Empower Lifetime 2025 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.88%
Empower Lifetime 2025 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.42%
Empower Lifetime 2025 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.09%
Empower Lifetime 2025 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.15%
Empower Lifetime 2025 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.35%
Empower Lifetime 2025 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.22%
Empower Lifetime 2025 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.87%
Empower Lifetime 2025 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.39%
Empower Lifetime 2025 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.30%
Empower Lifetime 2025 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.01%
Empower Lifetime 2025 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.87%
Empower Lifetime 2025 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 41.07%
Empower Lifetime 2025 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.94%
Empower Lifetime 2025 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.42%
Empower Lifetime 2030 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.26%
Empower Lifetime 2030 Fund - Institutional Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.72%
Empower Lifetime 2030 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2030 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.71%
Empower Lifetime 2030 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2030 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.88%
Empower Lifetime 2030 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.09%
Empower Lifetime 2030 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.39%
Empower Lifetime 2030 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.49%
Empower Lifetime 2030 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.16%
Empower Lifetime 2030 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.48%
Empower Lifetime 2030 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.40%
Empower Lifetime 2030 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.87%
Empower Lifetime 2030 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.41%
Empower Lifetime 2030 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 35.10%
Empower Lifetime 2030 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.03%
Empower Lifetime 2030 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.71%
Empower Lifetime 2030 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.26%
Empower Lifetime 2030 Fund - Investor Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.72%
Empower Lifetime 2030 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2030 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.71%
Empower Lifetime 2030 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2030 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.88%
Empower Lifetime 2030 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.09%
Empower Lifetime 2030 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.39%
Empower Lifetime 2030 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.49%
Empower Lifetime 2030 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.16%
Empower Lifetime 2030 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.48%
Empower Lifetime 2030 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.40%
Empower Lifetime 2030 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.87%
Empower Lifetime 2030 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.41%
Empower Lifetime 2030 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 35.10%
Empower Lifetime 2030 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.03%
Empower Lifetime 2030 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.71%
Empower Lifetime 2030 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.26%
Empower Lifetime 2030 Fund - Service Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.72%
Empower Lifetime 2030 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2030 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.71%
Empower Lifetime 2030 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2030 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.88%
Empower Lifetime 2030 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.09%
Empower Lifetime 2030 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.39%
Empower Lifetime 2030 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.49%
Empower Lifetime 2030 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.16%
Empower Lifetime 2030 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.48%
Empower Lifetime 2030 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.40%
Empower Lifetime 2030 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.87%
Empower Lifetime 2030 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.41%
Empower Lifetime 2030 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 35.10%
Empower Lifetime 2030 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.03%
Empower Lifetime 2030 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.71%
Empower Lifetime 2035 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.63%
Empower Lifetime 2035 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.31%
Empower Lifetime 2035 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.95%
Empower Lifetime 2035 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.23%
Empower Lifetime 2035 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 23.41%
Empower Lifetime 2035 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.86%
Empower Lifetime 2035 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.15%
Empower Lifetime 2035 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.23%
Empower Lifetime 2035 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.85%
Empower Lifetime 2035 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.05%
Empower Lifetime 2035 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.44%
Empower Lifetime 2035 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.33%
Empower Lifetime 2035 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.90%
Empower Lifetime 2035 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.07%
Empower Lifetime 2035 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.84%
Empower Lifetime 2035 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.11%
Empower Lifetime 2035 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.31%
Empower Lifetime 2035 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.63%
Empower Lifetime 2035 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.31%
Empower Lifetime 2035 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.95%
Empower Lifetime 2035 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.23%
Empower Lifetime 2035 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 23.41%
Empower Lifetime 2035 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.86%
Empower Lifetime 2035 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.15%
Empower Lifetime 2035 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.23%
Empower Lifetime 2035 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.85%
Empower Lifetime 2035 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.05%
Empower Lifetime 2035 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.44%
Empower Lifetime 2035 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.33%
Empower Lifetime 2035 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.90%
Empower Lifetime 2035 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.07%
Empower Lifetime 2035 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.84%
Empower Lifetime 2035 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.11%
Empower Lifetime 2035 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.31%
Empower Lifetime 2035 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.63%
Empower Lifetime 2035 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.31%
Empower Lifetime 2035 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.95%
Empower Lifetime 2035 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.23%
Empower Lifetime 2035 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 23.41%
Empower Lifetime 2035 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.86%
Empower Lifetime 2035 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.15%
Empower Lifetime 2035 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.23%
Empower Lifetime 2035 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.85%
Empower Lifetime 2035 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.05%
Empower Lifetime 2035 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.44%
Empower Lifetime 2035 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 20.33%
Empower Lifetime 2035 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.90%
Empower Lifetime 2035 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.07%
Empower Lifetime 2035 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.84%
Empower Lifetime 2035 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.11%
Empower Lifetime 2035 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.31%
Empower Lifetime 2040 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
Empower Lifetime 2040 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2040 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.44%
Empower Lifetime 2040 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.35%
Empower Lifetime 2040 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.94%
Empower Lifetime 2040 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.90%
Empower Lifetime 2040 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.47%
Empower Lifetime 2040 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.42%
Empower Lifetime 2040 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
Empower Lifetime 2040 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.29%
Empower Lifetime 2040 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 38.99%
Empower Lifetime 2040 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.37%
Empower Lifetime 2040 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.78%
Empower Lifetime 2040 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.79%
Empower Lifetime 2040 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 18.41%
Empower Lifetime 2040 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
Empower Lifetime 2040 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.46%
Empower Lifetime 2040 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
Empower Lifetime 2040 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2040 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.44%
Empower Lifetime 2040 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.35%
Empower Lifetime 2040 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.94%
Empower Lifetime 2040 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.90%
Empower Lifetime 2040 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.47%
Empower Lifetime 2040 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.42%
Empower Lifetime 2040 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
Empower Lifetime 2040 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.29%
Empower Lifetime 2040 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 38.99%
Empower Lifetime 2040 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.37%
Empower Lifetime 2040 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.78%
Empower Lifetime 2040 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.79%
Empower Lifetime 2040 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 18.41%
Empower Lifetime 2040 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
Empower Lifetime 2040 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.46%
Empower Lifetime 2040 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.60%
Empower Lifetime 2040 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2040 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.44%
Empower Lifetime 2040 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.35%
Empower Lifetime 2040 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.94%
Empower Lifetime 2040 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.90%
Empower Lifetime 2040 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.47%
Empower Lifetime 2040 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.42%
Empower Lifetime 2040 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
Empower Lifetime 2040 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.29%
Empower Lifetime 2040 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 38.99%
Empower Lifetime 2040 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.37%
Empower Lifetime 2040 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.78%
Empower Lifetime 2040 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.79%
Empower Lifetime 2040 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 18.41%
Empower Lifetime 2040 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.20%
Empower Lifetime 2040 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.46%
Empower Lifetime 2045 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2045 Fund - Institutional Class | Empower Real Estate Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.28%
Empower Lifetime 2045 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.13%
Empower Lifetime 2045 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.49%
Empower Lifetime 2045 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.54%
Empower Lifetime 2045 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.28%
Empower Lifetime 2045 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.83%
Empower Lifetime 2045 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.96%
Empower Lifetime 2045 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2045 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
Empower Lifetime 2045 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 41.59%
Empower Lifetime 2045 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.53%
Empower Lifetime 2045 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.22%
Empower Lifetime 2045 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.38%
Empower Lifetime 2045 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.72%
Empower Lifetime 2045 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.28%
Empower Lifetime 2045 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.28%
Empower Lifetime 2045 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2045 Fund - Investor Class | Empower Real Estate Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.28%
Empower Lifetime 2045 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.13%
Empower Lifetime 2045 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.49%
Empower Lifetime 2045 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.54%
Empower Lifetime 2045 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.28%
Empower Lifetime 2045 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.83%
Empower Lifetime 2045 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.96%
Empower Lifetime 2045 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2045 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
Empower Lifetime 2045 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 41.59%
Empower Lifetime 2045 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.53%
Empower Lifetime 2045 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.22%
Empower Lifetime 2045 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.38%
Empower Lifetime 2045 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.72%
Empower Lifetime 2045 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.28%
Empower Lifetime 2045 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.28%
Empower Lifetime 2045 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2045 Fund - Service Class | Empower Real Estate Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.28%
Empower Lifetime 2045 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.13%
Empower Lifetime 2045 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.49%
Empower Lifetime 2045 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.54%
Empower Lifetime 2045 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.28%
Empower Lifetime 2045 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.83%
Empower Lifetime 2045 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.96%
Empower Lifetime 2045 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2045 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.50%
Empower Lifetime 2045 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 41.59%
Empower Lifetime 2045 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.53%
Empower Lifetime 2045 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.22%
Empower Lifetime 2045 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.38%
Empower Lifetime 2045 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.72%
Empower Lifetime 2045 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.28%
Empower Lifetime 2045 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.28%
Empower Lifetime 2050 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.95%
Empower Lifetime 2050 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.35%
Empower Lifetime 2050 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.46%
Empower Lifetime 2050 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.37%
Empower Lifetime 2050 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.79%
Empower Lifetime 2050 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.56%
Empower Lifetime 2050 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.65%
Empower Lifetime 2050 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.64%
Empower Lifetime 2050 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.91%
Empower Lifetime 2050 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.02%
Empower Lifetime 2050 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.34%
Empower Lifetime 2050 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.85%
Empower Lifetime 2050 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.87%
Empower Lifetime 2050 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.36%
Empower Lifetime 2050 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.65%
Empower Lifetime 2050 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.95%
Empower Lifetime 2050 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.35%
Empower Lifetime 2050 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.46%
Empower Lifetime 2050 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.37%
Empower Lifetime 2050 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.79%
Empower Lifetime 2050 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.56%
Empower Lifetime 2050 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.65%
Empower Lifetime 2050 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.64%
Empower Lifetime 2050 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.91%
Empower Lifetime 2050 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.02%
Empower Lifetime 2050 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.34%
Empower Lifetime 2050 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.85%
Empower Lifetime 2050 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.87%
Empower Lifetime 2050 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.36%
Empower Lifetime 2050 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.65%
Empower Lifetime 2050 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.95%
Empower Lifetime 2050 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.35%
Empower Lifetime 2050 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.46%
Empower Lifetime 2050 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.37%
Empower Lifetime 2050 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.79%
Empower Lifetime 2050 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.56%
Empower Lifetime 2050 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.65%
Empower Lifetime 2050 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.64%
Empower Lifetime 2050 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.91%
Empower Lifetime 2050 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.02%
Empower Lifetime 2050 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.34%
Empower Lifetime 2050 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.85%
Empower Lifetime 2050 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.87%
Empower Lifetime 2050 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.36%
Empower Lifetime 2050 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.65%
Empower Lifetime 2055 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.06%
Empower Lifetime 2055 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.97%
Empower Lifetime 2055 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.32%
Empower Lifetime 2055 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.48%
Empower Lifetime 2055 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.01%
Empower Lifetime 2055 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.66%
Empower Lifetime 2055 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2055 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.51%
Empower Lifetime 2055 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.97%
Empower Lifetime 2055 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2055 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 43.16%
Empower Lifetime 2055 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 31.90%
Empower Lifetime 2055 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.23%
Empower Lifetime 2055 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.22%
Empower Lifetime 2055 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.67%
Empower Lifetime 2055 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.45%
Empower Lifetime 2055 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.37%
Empower Lifetime 2055 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.06%
Empower Lifetime 2055 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.97%
Empower Lifetime 2055 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.32%
Empower Lifetime 2055 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.48%
Empower Lifetime 2055 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.01%
Empower Lifetime 2055 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.66%
Empower Lifetime 2055 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2055 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.51%
Empower Lifetime 2055 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.97%
Empower Lifetime 2055 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2055 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 43.16%
Empower Lifetime 2055 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 31.90%
Empower Lifetime 2055 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.23%
Empower Lifetime 2055 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.22%
Empower Lifetime 2055 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.67%
Empower Lifetime 2055 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.45%
Empower Lifetime 2055 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.37%
Empower Lifetime 2055 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 29.06%
Empower Lifetime 2055 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.97%
Empower Lifetime 2055 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.32%
Empower Lifetime 2055 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.48%
Empower Lifetime 2055 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.01%
Empower Lifetime 2055 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.66%
Empower Lifetime 2055 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2055 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.51%
Empower Lifetime 2055 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.97%
Empower Lifetime 2055 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2055 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 43.16%
Empower Lifetime 2055 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 31.90%
Empower Lifetime 2055 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.23%
Empower Lifetime 2055 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.22%
Empower Lifetime 2055 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.67%
Empower Lifetime 2055 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.45%
Empower Lifetime 2055 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.37%
Empower Lifetime 2060 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.74%
Empower Lifetime 2060 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.44%
Empower Lifetime 2060 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.57%
Empower Lifetime 2060 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.41%
Empower Lifetime 2060 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.95%
Empower Lifetime 2060 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.89%
Empower Lifetime 2060 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.61%
Empower Lifetime 2060 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.38%
Empower Lifetime 2060 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.26%
Empower Lifetime 2060 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.25%
Empower Lifetime 2060 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.81%
Empower Lifetime 2060 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.40%
Empower Lifetime 2060 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.99%
Empower Lifetime 2060 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.51%
Empower Lifetime 2060 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.50%
Empower Lifetime 2060 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.54%
Empower Lifetime 2060 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.25%
Empower Lifetime 2060 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.74%
Empower Lifetime 2060 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.44%
Empower Lifetime 2060 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.57%
Empower Lifetime 2060 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.41%
Empower Lifetime 2060 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.95%
Empower Lifetime 2060 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.89%
Empower Lifetime 2060 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.61%
Empower Lifetime 2060 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.38%
Empower Lifetime 2060 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.26%
Empower Lifetime 2060 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.25%
Empower Lifetime 2060 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.81%
Empower Lifetime 2060 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.40%
Empower Lifetime 2060 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.99%
Empower Lifetime 2060 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.51%
Empower Lifetime 2060 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.50%
Empower Lifetime 2060 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.54%
Empower Lifetime 2060 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.25%
Empower Lifetime 2060 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.74%
Empower Lifetime 2060 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.44%
Empower Lifetime 2060 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.57%
Empower Lifetime 2060 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.41%
Empower Lifetime 2060 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.95%
Empower Lifetime 2060 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.89%
Empower Lifetime 2060 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.61%
Empower Lifetime 2060 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.38%
Empower Lifetime 2060 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.26%
Empower Lifetime 2060 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.25%
Empower Lifetime 2060 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.81%
Empower Lifetime 2060 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.40%
Empower Lifetime 2060 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.99%
Empower Lifetime 2060 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.51%
Empower Lifetime 2060 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.50%
Empower Lifetime 2060 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.54%
Empower Lifetime 2060 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.25%
Empower Lifetime 2065 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.75%
Empower Lifetime 2065 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.55%
Empower Lifetime 2065 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.63%
Empower Lifetime 2065 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.42%
Empower Lifetime 2065 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.95%
Empower Lifetime 2065 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.94%
Empower Lifetime 2065 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.60%
Empower Lifetime 2065 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.37%
Empower Lifetime 2065 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2065 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.32%
Empower Lifetime 2065 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.85%
Empower Lifetime 2065 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.78%
Empower Lifetime 2065 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.97%
Empower Lifetime 2065 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2065 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.00%
Empower Lifetime 2065 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.58%
Empower Lifetime 2065 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.22%
Empower Lifetime 2065 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.75%
Empower Lifetime 2065 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.55%
Empower Lifetime 2065 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.63%
Empower Lifetime 2065 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.42%
Empower Lifetime 2065 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.95%
Empower Lifetime 2065 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.94%
Empower Lifetime 2065 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.60%
Empower Lifetime 2065 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.37%
Empower Lifetime 2065 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2065 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.32%
Empower Lifetime 2065 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.85%
Empower Lifetime 2065 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.78%
Empower Lifetime 2065 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.97%
Empower Lifetime 2065 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2065 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.00%
Empower Lifetime 2065 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.58%
Empower Lifetime 2065 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.22%
Empower Lifetime 2065 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.75%
Empower Lifetime 2065 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.55%
Empower Lifetime 2065 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.63%
Empower Lifetime 2065 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.42%
Empower Lifetime 2065 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.95%
Empower Lifetime 2065 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.94%
Empower Lifetime 2065 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.60%
Empower Lifetime 2065 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.37%
Empower Lifetime 2065 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.33%
Empower Lifetime 2065 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.32%
Empower Lifetime 2065 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.85%
Empower Lifetime 2065 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.78%
Empower Lifetime 2065 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.97%
Empower Lifetime 2065 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2065 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.00%
Empower Lifetime 2065 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.58%
Empower Lifetime 2065 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.22%