v3.25.2
Shareholder Report, Holdings (Details)
Jun. 30, 2025
Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.34%
Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.65%
Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.75%
Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.78%
Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.26%
Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.37%
Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.02%
Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.15%
Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.74%
Empower Lifetime 2015 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.16%
Empower Lifetime 2015 Fund - Institutional Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.35%
Empower Lifetime 2015 Fund - Institutional Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.72%
Empower Lifetime 2015 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.27%
Empower Lifetime 2015 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.52%
Empower Lifetime 2015 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.57%
Empower Lifetime 2015 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.28%
Empower Lifetime 2015 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.69%
Empower Lifetime 2015 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2015 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.22%
Empower Lifetime 2015 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 19.99%
Empower Lifetime 2015 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.00%
Empower Lifetime 2015 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.17%
Empower Lifetime 2015 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.45%
Empower Lifetime 2015 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.47%
Empower Lifetime 2015 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.66%
Empower Lifetime 2015 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.26%
Empower Lifetime 2015 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.16%
Empower Lifetime 2015 Fund - Investor Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.35%
Empower Lifetime 2015 Fund - Investor Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.72%
Empower Lifetime 2015 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.27%
Empower Lifetime 2015 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.52%
Empower Lifetime 2015 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.57%
Empower Lifetime 2015 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.28%
Empower Lifetime 2015 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.69%
Empower Lifetime 2015 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2015 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.22%
Empower Lifetime 2015 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 19.99%
Empower Lifetime 2015 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.00%
Empower Lifetime 2015 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.17%
Empower Lifetime 2015 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.45%
Empower Lifetime 2015 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.47%
Empower Lifetime 2015 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.66%
Empower Lifetime 2015 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.26%
Empower Lifetime 2015 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.16%
Empower Lifetime 2015 Fund - Service Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.35%
Empower Lifetime 2015 Fund - Service Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.72%
Empower Lifetime 2015 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.27%
Empower Lifetime 2015 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.52%
Empower Lifetime 2015 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.57%
Empower Lifetime 2015 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.28%
Empower Lifetime 2015 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.69%
Empower Lifetime 2015 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2015 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.22%
Empower Lifetime 2015 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 19.99%
Empower Lifetime 2015 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.00%
Empower Lifetime 2015 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.17%
Empower Lifetime 2015 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.45%
Empower Lifetime 2015 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.47%
Empower Lifetime 2015 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.66%
Empower Lifetime 2015 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.26%
Empower Lifetime 2020 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.59%
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 Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.83%
Empower Lifetime 2020 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.22%
Empower Lifetime 2020 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.80%
Empower Lifetime 2020 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2020 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.84%
Empower Lifetime 2020 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.82%
Empower Lifetime 2020 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.54%
Empower Lifetime 2020 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.45%
Empower Lifetime 2020 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.69%
Empower Lifetime 2020 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.54%
Empower Lifetime 2020 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.62%
Empower Lifetime 2020 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.74%
Empower Lifetime 2020 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 44.46%
Empower Lifetime 2020 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.73%
Empower Lifetime 2020 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.22%
Empower Lifetime 2020 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.59%
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 Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.83%
Empower Lifetime 2020 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.22%
Empower Lifetime 2020 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.80%
Empower Lifetime 2020 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2020 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.84%
Empower Lifetime 2020 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.82%
Empower Lifetime 2020 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.54%
Empower Lifetime 2020 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.45%
Empower Lifetime 2020 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.69%
Empower Lifetime 2020 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.54%
Empower Lifetime 2020 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.62%
Empower Lifetime 2020 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.74%
Empower Lifetime 2020 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 44.46%
Empower Lifetime 2020 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.73%
Empower Lifetime 2020 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.22%
Empower Lifetime 2020 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.59%
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 Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.83%
Empower Lifetime 2020 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.22%
Empower Lifetime 2020 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.80%
Empower Lifetime 2020 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2020 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.84%
Empower Lifetime 2020 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.82%
Empower Lifetime 2020 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.54%
Empower Lifetime 2020 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.45%
Empower Lifetime 2020 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.69%
Empower Lifetime 2020 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.54%
Empower Lifetime 2020 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.62%
Empower Lifetime 2020 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.74%
Empower Lifetime 2020 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 44.46%
Empower Lifetime 2020 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.73%
Empower Lifetime 2020 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.22%
Empower Lifetime 2025 Fund - Institutional Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.81%
Empower Lifetime 2025 Fund - Institutional Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.13%
Empower Lifetime 2025 Fund - Institutional Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.77%
Empower Lifetime 2025 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.78%
Empower Lifetime 2025 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.84%
Empower Lifetime 2025 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.08%
Empower Lifetime 2025 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.13%
Empower Lifetime 2025 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.92%
Empower Lifetime 2025 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.49%
Empower Lifetime 2025 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
Empower Lifetime 2025 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.84%
Empower Lifetime 2025 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.06%
Empower Lifetime 2025 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.49%
Empower Lifetime 2025 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.20%
Empower Lifetime 2025 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.83%
Empower Lifetime 2025 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.81%
Empower Lifetime 2025 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.77%
Empower Lifetime 2025 Fund - Investor Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.81%
Empower Lifetime 2025 Fund - Investor Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.13%
Empower Lifetime 2025 Fund - Investor Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.77%
Empower Lifetime 2025 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.78%
Empower Lifetime 2025 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.84%
Empower Lifetime 2025 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.08%
Empower Lifetime 2025 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.13%
Empower Lifetime 2025 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.92%
Empower Lifetime 2025 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.49%
Empower Lifetime 2025 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
Empower Lifetime 2025 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.84%
Empower Lifetime 2025 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.06%
Empower Lifetime 2025 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.49%
Empower Lifetime 2025 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.20%
Empower Lifetime 2025 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.83%
Empower Lifetime 2025 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.81%
Empower Lifetime 2025 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.77%
Empower Lifetime 2025 Fund - Service Class | Empower Inflation-Protected Securities Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.81%
Empower Lifetime 2025 Fund - Service Class | Empower Global Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.13%
Empower Lifetime 2025 Fund - Service Class | Empower Short Duration Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.77%
Empower Lifetime 2025 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.78%
Empower Lifetime 2025 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.84%
Empower Lifetime 2025 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.08%
Empower Lifetime 2025 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.13%
Empower Lifetime 2025 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.92%
Empower Lifetime 2025 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.49%
Empower Lifetime 2025 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.90%
Empower Lifetime 2025 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.84%
Empower Lifetime 2025 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.06%
Empower Lifetime 2025 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.49%
Empower Lifetime 2025 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.20%
Empower Lifetime 2025 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.83%
Empower Lifetime 2025 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.81%
Empower Lifetime 2025 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.77%
Empower Lifetime 2030 Fund - Institutional Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.04%
Empower Lifetime 2030 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.46%
Empower Lifetime 2030 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.82%
Empower Lifetime 2030 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.68%
Empower Lifetime 2030 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 19.59%
Empower Lifetime 2030 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.73%
Empower Lifetime 2030 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.32%
Empower Lifetime 2030 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.48%
Empower Lifetime 2030 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.06%
Empower Lifetime 2030 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.12%
Empower Lifetime 2030 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.82%
Empower Lifetime 2030 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.37%
Empower Lifetime 2030 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.60%
Empower Lifetime 2030 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Lifetime 2030 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.50%
Empower Lifetime 2030 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.89%
Empower Lifetime 2030 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.04%
Empower Lifetime 2030 Fund - Investor Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.04%
Empower Lifetime 2030 Fund - Investor Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.46%
Empower Lifetime 2030 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.82%
Empower Lifetime 2030 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.68%
Empower Lifetime 2030 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 19.59%
Empower Lifetime 2030 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.73%
Empower Lifetime 2030 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.32%
Empower Lifetime 2030 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.48%
Empower Lifetime 2030 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.06%
Empower Lifetime 2030 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.12%
Empower Lifetime 2030 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.82%
Empower Lifetime 2030 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.37%
Empower Lifetime 2030 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.60%
Empower Lifetime 2030 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Lifetime 2030 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.50%
Empower Lifetime 2030 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.89%
Empower Lifetime 2030 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.04%
Empower Lifetime 2030 Fund - Service Class | Empower of America Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.04%
Empower Lifetime 2030 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.46%
Empower Lifetime 2030 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.82%
Empower Lifetime 2030 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.68%
Empower Lifetime 2030 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 19.59%
Empower Lifetime 2030 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.73%
Empower Lifetime 2030 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.32%
Empower Lifetime 2030 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.48%
Empower Lifetime 2030 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.06%
Empower Lifetime 2030 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.12%
Empower Lifetime 2030 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.82%
Empower Lifetime 2030 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.37%
Empower Lifetime 2030 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.60%
Empower Lifetime 2030 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.78%
Empower Lifetime 2030 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.50%
Empower Lifetime 2030 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.89%
Empower Lifetime 2030 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.04%
Empower Lifetime 2035 Fund - Institutional Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.34%
Empower Lifetime 2035 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.65%
Empower Lifetime 2035 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.75%
Empower Lifetime 2035 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.78%
Empower Lifetime 2035 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.26%
Empower Lifetime 2035 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.37%
Empower Lifetime 2035 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.02%
Empower Lifetime 2035 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.15%
Empower Lifetime 2035 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2035 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.74%
Empower Lifetime 2035 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.62%
Empower Lifetime 2035 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.49%
Empower Lifetime 2035 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.89%
Empower Lifetime 2035 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.51%
Empower Lifetime 2035 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.77%
Empower Lifetime 2035 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.96%
Empower Lifetime 2035 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.76%
Empower Lifetime 2035 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.62%
Empower Lifetime 2035 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.49%
Empower Lifetime 2035 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.89%
Empower Lifetime 2035 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.51%
Empower Lifetime 2035 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.77%
Empower Lifetime 2035 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.96%
Empower Lifetime 2035 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.76%
Empower Lifetime 2035 Fund - Service Class | Empower Multi-Sector Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.34%
Empower Lifetime 2035 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.65%
Empower Lifetime 2035 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 7.75%
Empower Lifetime 2035 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 22.78%
Empower Lifetime 2035 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.26%
Empower Lifetime 2035 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.37%
Empower Lifetime 2035 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.02%
Empower Lifetime 2035 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.15%
Empower Lifetime 2035 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.73%
Empower Lifetime 2035 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.74%
Empower Lifetime 2035 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 33.62%
Empower Lifetime 2035 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 21.49%
Empower Lifetime 2035 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.89%
Empower Lifetime 2035 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.51%
Empower Lifetime 2035 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.77%
Empower Lifetime 2035 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.96%
Empower Lifetime 2035 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.76%
Empower Lifetime 2040 Fund - Institutional Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.27%
Empower Lifetime 2040 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.45%
Empower Lifetime 2040 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.51%
Empower Lifetime 2040 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.73%
Empower Lifetime 2040 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.15%
Empower Lifetime 2040 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.61%
Empower Lifetime 2040 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.56%
Empower Lifetime 2040 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.70%
Empower Lifetime 2040 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.29%
Empower Lifetime 2040 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.25%
Empower Lifetime 2040 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.71%
Empower Lifetime 2040 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.51%
Empower Lifetime 2040 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.95%
Empower Lifetime 2040 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.24%
Empower Lifetime 2040 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.50%
Empower Lifetime 2040 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.03%
Empower Lifetime 2040 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.06%
Empower Lifetime 2040 Fund - Investor Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.27%
Empower Lifetime 2040 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.45%
Empower Lifetime 2040 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.51%
Empower Lifetime 2040 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.73%
Empower Lifetime 2040 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.15%
Empower Lifetime 2040 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.61%
Empower Lifetime 2040 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.56%
Empower Lifetime 2040 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.70%
Empower Lifetime 2040 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.29%
Empower Lifetime 2040 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.25%
Empower Lifetime 2040 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.71%
Empower Lifetime 2040 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.51%
Empower Lifetime 2040 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.95%
Empower Lifetime 2040 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.24%
Empower Lifetime 2040 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.50%
Empower Lifetime 2040 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.03%
Empower Lifetime 2040 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.06%
Empower Lifetime 2040 Fund - Service Class | Empower Core Bond Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.27%
Empower Lifetime 2040 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.45%
Empower Lifetime 2040 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.51%
Empower Lifetime 2040 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.73%
Empower Lifetime 2040 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.15%
Empower Lifetime 2040 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.61%
Empower Lifetime 2040 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.56%
Empower Lifetime 2040 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.70%
Empower Lifetime 2040 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.29%
Empower Lifetime 2040 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.25%
Empower Lifetime 2040 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.71%
Empower Lifetime 2040 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 25.51%
Empower Lifetime 2040 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.95%
Empower Lifetime 2040 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.24%
Empower Lifetime 2040 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 16.50%
Empower Lifetime 2040 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.03%
Empower Lifetime 2040 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.06%
Empower Lifetime 2045 Fund - Institutional Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2045 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.76%
Empower Lifetime 2045 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.77%
Empower Lifetime 2045 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.69%
Empower Lifetime 2045 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.89%
Empower Lifetime 2045 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.06%
Empower Lifetime 2045 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2045 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.56%
Empower Lifetime 2045 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.45%
Empower Lifetime 2045 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.48%
Empower Lifetime 2045 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.68%
Empower Lifetime 2045 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.46%
Empower Lifetime 2045 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.39%
Empower Lifetime 2045 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.79%
Empower Lifetime 2045 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.53%
Empower Lifetime 2045 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.11%
Empower Lifetime 2045 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.04%
Empower Lifetime 2045 Fund - Investor Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2045 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.76%
Empower Lifetime 2045 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.77%
Empower Lifetime 2045 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.69%
Empower Lifetime 2045 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.89%
Empower Lifetime 2045 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.06%
Empower Lifetime 2045 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2045 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.56%
Empower Lifetime 2045 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.45%
Empower Lifetime 2045 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.48%
Empower Lifetime 2045 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.68%
Empower Lifetime 2045 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.46%
Empower Lifetime 2045 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.39%
Empower Lifetime 2045 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.79%
Empower Lifetime 2045 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.53%
Empower Lifetime 2045 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.11%
Empower Lifetime 2045 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.04%
Empower Lifetime 2045 Fund - Service Class | Empower Bond Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.96%
Empower Lifetime 2045 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.76%
Empower Lifetime 2045 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.77%
Empower Lifetime 2045 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.69%
Empower Lifetime 2045 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.89%
Empower Lifetime 2045 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.06%
Empower Lifetime 2045 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2045 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.56%
Empower Lifetime 2045 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.45%
Empower Lifetime 2045 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.48%
Empower Lifetime 2045 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.68%
Empower Lifetime 2045 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 28.46%
Empower Lifetime 2045 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.39%
Empower Lifetime 2045 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.79%
Empower Lifetime 2045 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.53%
Empower Lifetime 2045 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.11%
Empower Lifetime 2045 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.04%
Empower Lifetime 2050 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.35%
Empower Lifetime 2050 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.58%
Empower Lifetime 2050 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.12%
Empower Lifetime 2050 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.03%
Empower Lifetime 2050 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.43%
Empower Lifetime 2050 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.67%
Empower Lifetime 2050 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.52%
Empower Lifetime 2050 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.86%
Empower Lifetime 2050 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.84%
Empower Lifetime 2050 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.66%
Empower Lifetime 2050 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.84%
Empower Lifetime 2050 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.52%
Empower Lifetime 2050 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.26%
Empower Lifetime 2050 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.00%
Empower Lifetime 2050 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.19%
Empower Lifetime 2050 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.53%
Empower Lifetime 2050 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.35%
Empower Lifetime 2050 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.58%
Empower Lifetime 2050 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.12%
Empower Lifetime 2050 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.03%
Empower Lifetime 2050 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.43%
Empower Lifetime 2050 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.67%
Empower Lifetime 2050 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.52%
Empower Lifetime 2050 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.86%
Empower Lifetime 2050 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.84%
Empower Lifetime 2050 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.66%
Empower Lifetime 2050 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.84%
Empower Lifetime 2050 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.52%
Empower Lifetime 2050 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.26%
Empower Lifetime 2050 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.00%
Empower Lifetime 2050 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.19%
Empower Lifetime 2050 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.53%
Empower Lifetime 2050 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.35%
Empower Lifetime 2050 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.58%
Empower Lifetime 2050 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.12%
Empower Lifetime 2050 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.03%
Empower Lifetime 2050 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.43%
Empower Lifetime 2050 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.00%
Empower Lifetime 2050 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.67%
Empower Lifetime 2050 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.52%
Empower Lifetime 2050 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.86%
Empower Lifetime 2050 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.84%
Empower Lifetime 2050 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.66%
Empower Lifetime 2050 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.84%
Empower Lifetime 2050 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.52%
Empower Lifetime 2050 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.26%
Empower Lifetime 2050 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.00%
Empower Lifetime 2050 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.19%
Empower Lifetime 2050 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.53%
Empower Lifetime 2055 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.31%
Empower Lifetime 2055 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.15%
Empower Lifetime 2055 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.42%
Empower Lifetime 2055 Fund - Institutional Class | Empower Large Cap Value 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 5.70%
Empower Lifetime 2055 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.92%
Empower Lifetime 2055 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.66%
Empower Lifetime 2055 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.44%
Empower Lifetime 2055 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.18%
Empower Lifetime 2055 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.16%
Empower Lifetime 2055 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.69%
Empower Lifetime 2055 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 32.61%
Empower Lifetime 2055 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.35%
Empower Lifetime 2055 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2055 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.18%
Empower Lifetime 2055 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.26%
Empower Lifetime 2055 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.31%
Empower Lifetime 2055 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.31%
Empower Lifetime 2055 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.15%
Empower Lifetime 2055 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.42%
Empower Lifetime 2055 Fund - Investor Class | Empower Large Cap Value 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 5.70%
Empower Lifetime 2055 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.92%
Empower Lifetime 2055 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.66%
Empower Lifetime 2055 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.44%
Empower Lifetime 2055 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.18%
Empower Lifetime 2055 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.16%
Empower Lifetime 2055 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.69%
Empower Lifetime 2055 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 32.61%
Empower Lifetime 2055 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.35%
Empower Lifetime 2055 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2055 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.18%
Empower Lifetime 2055 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.26%
Empower Lifetime 2055 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.31%
Empower Lifetime 2055 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.31%
Empower Lifetime 2055 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.15%
Empower Lifetime 2055 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.42%
Empower Lifetime 2055 Fund - Service Class | Empower Large Cap Value 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 5.70%
Empower Lifetime 2055 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.92%
Empower Lifetime 2055 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.66%
Empower Lifetime 2055 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.44%
Empower Lifetime 2055 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.18%
Empower Lifetime 2055 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.16%
Empower Lifetime 2055 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.69%
Empower Lifetime 2055 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 32.61%
Empower Lifetime 2055 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.35%
Empower Lifetime 2055 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.60%
Empower Lifetime 2055 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.18%
Empower Lifetime 2055 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.26%
Empower Lifetime 2055 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.31%
Empower Lifetime 2060 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.92%
Empower Lifetime 2060 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.59%
Empower Lifetime 2060 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.65%
Empower Lifetime 2060 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2060 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2060 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.77%
Empower Lifetime 2060 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.58%
Empower Lifetime 2060 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.30%
Empower Lifetime 2060 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.46%
Empower Lifetime 2060 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.44%
Empower Lifetime 2060 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.23%
Empower Lifetime 2060 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.05%
Empower Lifetime 2060 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.07%
Empower Lifetime 2060 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.87%
Empower Lifetime 2060 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.21%
Empower Lifetime 2060 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.35%
Empower Lifetime 2060 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.22%
Empower Lifetime 2060 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.92%
Empower Lifetime 2060 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.59%
Empower Lifetime 2060 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.65%
Empower Lifetime 2060 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2060 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2060 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.77%
Empower Lifetime 2060 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.58%
Empower Lifetime 2060 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.30%
Empower Lifetime 2060 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.46%
Empower Lifetime 2060 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.44%
Empower Lifetime 2060 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.23%
Empower Lifetime 2060 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.05%
Empower Lifetime 2060 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.07%
Empower Lifetime 2060 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.87%
Empower Lifetime 2060 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.21%
Empower Lifetime 2060 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.35%
Empower Lifetime 2060 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.22%
Empower Lifetime 2060 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.92%
Empower Lifetime 2060 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.59%
Empower Lifetime 2060 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.65%
Empower Lifetime 2060 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2060 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2060 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.77%
Empower Lifetime 2060 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.58%
Empower Lifetime 2060 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.30%
Empower Lifetime 2060 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.46%
Empower Lifetime 2060 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.44%
Empower Lifetime 2060 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.23%
Empower Lifetime 2060 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.05%
Empower Lifetime 2060 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.07%
Empower Lifetime 2060 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.87%
Empower Lifetime 2060 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.21%
Empower Lifetime 2060 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.35%
Empower Lifetime 2060 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.22%
Empower Lifetime 2065 Fund - Institutional Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.06%
Empower Lifetime 2065 Fund - Institutional Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.63%
Empower Lifetime 2065 Fund - Institutional Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.67%
Empower Lifetime 2065 Fund - Institutional Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.97%
Empower Lifetime 2065 Fund - Institutional Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2065 Fund - Institutional Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.80%
Empower Lifetime 2065 Fund - Institutional Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.62%
Empower Lifetime 2065 Fund - Institutional Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.34%
Empower Lifetime 2065 Fund - Institutional Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.49%
Empower Lifetime 2065 Fund - Institutional Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.47%
Empower Lifetime 2065 Fund - Institutional Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.46%
Empower Lifetime 2065 Fund - Institutional Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.20%
Empower Lifetime 2065 Fund - Institutional Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.14%
Empower Lifetime 2065 Fund - Institutional Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2065 Fund - Institutional Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.71%
Empower Lifetime 2065 Fund - Institutional Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.38%
Empower Lifetime 2065 Fund - Institutional Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20%
Empower Lifetime 2065 Fund - Investor Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.06%
Empower Lifetime 2065 Fund - Investor Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.63%
Empower Lifetime 2065 Fund - Investor Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.67%
Empower Lifetime 2065 Fund - Investor Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.97%
Empower Lifetime 2065 Fund - Investor Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2065 Fund - Investor Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.80%
Empower Lifetime 2065 Fund - Investor Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.62%
Empower Lifetime 2065 Fund - Investor Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.34%
Empower Lifetime 2065 Fund - Investor Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.49%
Empower Lifetime 2065 Fund - Investor Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.47%
Empower Lifetime 2065 Fund - Investor Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.46%
Empower Lifetime 2065 Fund - Investor Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.20%
Empower Lifetime 2065 Fund - Investor Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.14%
Empower Lifetime 2065 Fund - Investor Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2065 Fund - Investor Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.71%
Empower Lifetime 2065 Fund - Investor Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.38%
Empower Lifetime 2065 Fund - Investor Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20%
Empower Lifetime 2065 Fund - Service Class | Empower S&P 500® Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 27.06%
Empower Lifetime 2065 Fund - Service Class | Empower International Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.63%
Empower Lifetime 2065 Fund - Service Class | Empower International Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 6.67%
Empower Lifetime 2065 Fund - Service Class | Empower Large Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.97%
Empower Lifetime 2065 Fund - Service Class | Empower International Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.93%
Empower Lifetime 2065 Fund - Service Class | Empower Mid Cap Value Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.80%
Empower Lifetime 2065 Fund - Service Class | Empower Large Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.62%
Empower Lifetime 2065 Fund - Service Class | Empower T. Rowe Price Mid Cap Growth Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.34%
Empower Lifetime 2065 Fund - Service Class | Empower Emerging Markets Equity Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.49%
Empower Lifetime 2065 Fund - Service Class | Fidelity® Emerging Markets Index Fund Institutional Class [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.47%
Empower Lifetime 2065 Fund - Service Class | Large Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 40.46%
Empower Lifetime 2065 Fund - Service Class | International Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 34.20%
Empower Lifetime 2065 Fund - Service Class | Mid Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.14%
Empower Lifetime 2065 Fund - Service Class | Small Cap Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.91%
Empower Lifetime 2065 Fund - Service Class | Bond [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.71%
Empower Lifetime 2065 Fund - Service Class | Real Estate Equity [Member]  
Holdings [Line Items]  
Percent of Total Investments 3.38%
Empower Lifetime 2065 Fund - Service Class | Fixed Interest Contract [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20%