Shareholder Report, Holdings (Details)	Jun. 30, 2026
Empower Large Cap Growth Fund - Institutional Class \| Advanced Micro Devices Inc [Member]
Holdings [Line Items]
Percent of Total Investments	4.17%
Empower Large Cap Growth Fund - Institutional Class \| Eli Lilly & Co [Member]
Holdings [Line Items]
Percent of Total Investments	3.58%
Empower Large Cap Growth Fund - Institutional Class \| Amphenol Corp Class A [Member]
Holdings [Line Items]
Percent of Total Investments	2.94%
Empower Large Cap Growth Fund - Institutional Class \| ASML Holding NV [Member]
Holdings [Line Items]
Percent of Total Investments	2.55%
Empower Large Cap Growth Fund - Institutional Class \| NVIDIA Corp [Member]
Holdings [Line Items]
Percent of Total Investments	6.30%
Empower Large Cap Growth Fund - Institutional Class \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	5.51%
Empower Large Cap Growth Fund - Institutional Class \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	2.58%
Empower Large Cap Growth Fund - Institutional Class \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.74%
Empower Large Cap Growth Fund - Institutional Class \| Broadcom Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.15%
Empower Large Cap Growth Fund - Institutional Class \| Alphabet Inc Class C [Member]
Holdings [Line Items]
Percent of Total Investments	6.32%
Empower Large Cap Growth Fund - Institutional Class \| Exchange Traded Funds [Member]
Holdings [Line Items]
Percent of Total Investments	1.18%
Empower Large Cap Growth Fund - Institutional Class \| Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	40.20%
Empower Large Cap Growth Fund - Institutional Class \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	21.56%
Empower Large Cap Growth Fund - Institutional Class \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	11.14%
Empower Large Cap Growth Fund - Institutional Class \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	5.98%
Empower Large Cap Growth Fund - Institutional Class \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	12.14%
Empower Large Cap Growth Fund - Institutional Class \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	6.16%
Empower Large Cap Growth Fund - Institutional Class \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	0.55%
Empower Large Cap Growth Fund - Institutional Class \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	0.79%
Empower Large Cap Growth Fund - Institutional Class \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.30%
Empower Large Cap Growth Fund - Investor Class \| Advanced Micro Devices Inc [Member]
Holdings [Line Items]
Percent of Total Investments	4.17%
Empower Large Cap Growth Fund - Investor Class \| Eli Lilly & Co [Member]
Holdings [Line Items]
Percent of Total Investments	3.58%
Empower Large Cap Growth Fund - Investor Class \| Amphenol Corp Class A [Member]
Holdings [Line Items]
Percent of Total Investments	2.94%
Empower Large Cap Growth Fund - Investor Class \| ASML Holding NV [Member]
Holdings [Line Items]
Percent of Total Investments	2.55%
Empower Large Cap Growth Fund - Investor Class \| NVIDIA Corp [Member]
Holdings [Line Items]
Percent of Total Investments	6.30%
Empower Large Cap Growth Fund - Investor Class \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	5.51%
Empower Large Cap Growth Fund - Investor Class \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	2.58%
Empower Large Cap Growth Fund - Investor Class \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.74%
Empower Large Cap Growth Fund - Investor Class \| Broadcom Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.15%
Empower Large Cap Growth Fund - Investor Class \| Alphabet Inc Class C [Member]
Holdings [Line Items]
Percent of Total Investments	6.32%
Empower Large Cap Growth Fund - Investor Class \| Exchange Traded Funds [Member]
Holdings [Line Items]
Percent of Total Investments	1.18%
Empower Large Cap Growth Fund - Investor Class \| Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	40.20%
Empower Large Cap Growth Fund - Investor Class \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	21.56%
Empower Large Cap Growth Fund - Investor Class \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	11.14%
Empower Large Cap Growth Fund - Investor Class \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	5.98%
Empower Large Cap Growth Fund - Investor Class \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	12.14%
Empower Large Cap Growth Fund - Investor Class \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	6.16%
Empower Large Cap Growth Fund - Investor Class \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	0.55%
Empower Large Cap Growth Fund - Investor Class \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	0.79%
Empower Large Cap Growth Fund - Investor Class \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.30%
Empower Large Cap Value Fund - Institutional Class \| Citigroup Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.87%
Empower Large Cap Value Fund - Institutional Class \| Cisco Systems Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.94%
Empower Large Cap Value Fund - Institutional Class \| Exxon Mobil Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.91%
Empower Large Cap Value Fund - Institutional Class \| Philip Morris International Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.79%
Empower Large Cap Value Fund - Institutional Class \| Charles Schwab Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.66%
Empower Large Cap Value Fund - Institutional Class \| Bank of America Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.60%
Empower Large Cap Value Fund - Institutional Class \| Southwest Airlines Co [Member]
Holdings [Line Items]
Percent of Total Investments	1.51%
Empower Large Cap Value Fund - Institutional Class \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	5.09%
Empower Large Cap Value Fund - Institutional Class \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	5.02%
Empower Large Cap Value Fund - Institutional Class \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	4.62%
Empower Large Cap Value Fund - Institutional Class \| Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	16.26%
Empower Large Cap Value Fund - Institutional Class \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	8.30%
Empower Large Cap Value Fund - Institutional Class \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	22.02%
Empower Large Cap Value Fund - Institutional Class \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	21.18%
Empower Large Cap Value Fund - Institutional Class \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	11.66%
Empower Large Cap Value Fund - Institutional Class \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	5.97%
Empower Large Cap Value Fund - Institutional Class \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	7.08%
Empower Large Cap Value Fund - Institutional Class \| Utilities Sector [Member]
Holdings [Line Items]
Percent of Total Investments	4.82%
Empower Large Cap Value Fund - Institutional Class \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	2.22%
Empower Large Cap Value Fund - Institutional Class \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.49%
Empower Large Cap Value Fund - Investor Class \| Citigroup Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.87%
Empower Large Cap Value Fund - Investor Class \| Cisco Systems Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.94%
Empower Large Cap Value Fund - Investor Class \| Exxon Mobil Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.91%
Empower Large Cap Value Fund - Investor Class \| Philip Morris International Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.79%
Empower Large Cap Value Fund - Investor Class \| Charles Schwab Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.66%
Empower Large Cap Value Fund - Investor Class \| Bank of America Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.60%
Empower Large Cap Value Fund - Investor Class \| Southwest Airlines Co [Member]
Holdings [Line Items]
Percent of Total Investments	1.51%
Empower Large Cap Value Fund - Investor Class \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	5.09%
Empower Large Cap Value Fund - Investor Class \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	5.02%
Empower Large Cap Value Fund - Investor Class \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	4.62%
Empower Large Cap Value Fund - Investor Class \| Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	16.26%
Empower Large Cap Value Fund - Investor Class \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	8.30%
Empower Large Cap Value Fund - Investor Class \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	22.02%
Empower Large Cap Value Fund - Investor Class \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	21.18%
Empower Large Cap Value Fund - Investor Class \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	11.66%
Empower Large Cap Value Fund - Investor Class \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	5.97%
Empower Large Cap Value Fund - Investor Class \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	7.08%
Empower Large Cap Value Fund - Investor Class \| Utilities Sector [Member]
Holdings [Line Items]
Percent of Total Investments	4.82%
Empower Large Cap Value Fund - Investor Class \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	2.22%
Empower Large Cap Value Fund - Investor Class \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.49%
Empower Large Cap Value Fund - Investor II \| Citigroup Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.87%
Empower Large Cap Value Fund - Investor II \| Cisco Systems Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.94%
Empower Large Cap Value Fund - Investor II \| Exxon Mobil Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.91%
Empower Large Cap Value Fund - Investor II \| Philip Morris International Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.79%
Empower Large Cap Value Fund - Investor II \| Charles Schwab Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.66%
Empower Large Cap Value Fund - Investor II \| Bank of America Corp [Member]
Holdings [Line Items]
Percent of Total Investments	1.60%
Empower Large Cap Value Fund - Investor II \| Southwest Airlines Co [Member]
Holdings [Line Items]
Percent of Total Investments	1.51%
Empower Large Cap Value Fund - Investor II \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	5.09%
Empower Large Cap Value Fund - Investor II \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	5.02%
Empower Large Cap Value Fund - Investor II \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	4.62%
Empower Large Cap Value Fund - Investor II \| Information Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	16.26%
Empower Large Cap Value Fund - Investor II \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	8.30%
Empower Large Cap Value Fund - Investor II \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	22.02%
Empower Large Cap Value Fund - Investor II \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	21.18%
Empower Large Cap Value Fund - Investor II \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	11.66%
Empower Large Cap Value Fund - Investor II \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	5.97%
Empower Large Cap Value Fund - Investor II \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	7.08%
Empower Large Cap Value Fund - Investor II \| Utilities Sector [Member]
Holdings [Line Items]
Percent of Total Investments	4.82%
Empower Large Cap Value Fund - Investor II \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	2.22%
Empower Large Cap Value Fund - Investor II \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.49%
Empower S&P 500® Index Fund - Institutional Class \| NVIDIA Corp [Member]
Holdings [Line Items]
Percent of Total Investments	7.43%
Empower S&P 500® Index Fund - Institutional Class \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	6.52%
Empower S&P 500® Index Fund - Institutional Class \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	4.25%
Empower S&P 500® Index Fund - Institutional Class \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	3.58%
Empower S&P 500® Index Fund - Institutional Class \| Alphabet Inc Class A [Member]
Holdings [Line Items]
Percent of Total Investments	3.21%
Empower S&P 500® Index Fund - Institutional Class \| Broadcom Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.74%
Empower S&P 500® Index Fund - Institutional Class \| Alphabet Inc Class C [Member]
Holdings [Line Items]
Percent of Total Investments	2.56%
Empower S&P 500® Index Fund - Institutional Class \| Micron Technology Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.00%
Empower S&P 500® Index Fund - Institutional Class \| Meta Platforms Inc Class A [Member]
Holdings [Line Items]
Percent of Total Investments	1.90%
Empower S&P 500® Index Fund - Institutional Class \| Tesla Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.82%
Empower S&P 500® Index Fund - Institutional Class \| Information Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	34.78%
Empower S&P 500® Index Fund - Institutional Class \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	16.10%
Empower S&P 500® Index Fund - Institutional Class \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	12.76%
Empower S&P 500® Index Fund - Institutional Class \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	12.66%
Empower S&P 500® Index Fund - Institutional Class \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	8.55%
Empower S&P 500® Index Fund - Institutional Class \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	7.36%
Empower S&P 500® Index Fund - Institutional Class \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	2.98%
Empower S&P 500® Index Fund - Institutional Class \| Utilities Sector [Member]
Holdings [Line Items]
Percent of Total Investments	2.16%
Empower S&P 500® Index Fund - Institutional Class \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	1.41%
Empower S&P 500® Index Fund - Institutional Class \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.07%
Empower S&P 500® Index Fund - Institutional Class \| Short Term Investments [Member]
Holdings [Line Items]
Percent of Total Investments	1.17%
Empower S&P 500® Index Fund - Investor Class \| NVIDIA Corp [Member]
Holdings [Line Items]
Percent of Total Investments	7.43%
Empower S&P 500® Index Fund - Investor Class \| Apple Inc [Member]
Holdings [Line Items]
Percent of Total Investments	6.52%
Empower S&P 500® Index Fund - Investor Class \| Microsoft Corp [Member]
Holdings [Line Items]
Percent of Total Investments	4.25%
Empower S&P 500® Index Fund - Investor Class \| Amazon.com Inc [Member]
Holdings [Line Items]
Percent of Total Investments	3.58%
Empower S&P 500® Index Fund - Investor Class \| Alphabet Inc Class A [Member]
Holdings [Line Items]
Percent of Total Investments	3.21%
Empower S&P 500® Index Fund - Investor Class \| Broadcom Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.74%
Empower S&P 500® Index Fund - Investor Class \| Alphabet Inc Class C [Member]
Holdings [Line Items]
Percent of Total Investments	2.56%
Empower S&P 500® Index Fund - Investor Class \| Micron Technology Inc [Member]
Holdings [Line Items]
Percent of Total Investments	2.00%
Empower S&P 500® Index Fund - Investor Class \| Meta Platforms Inc Class A [Member]
Holdings [Line Items]
Percent of Total Investments	1.90%
Empower S&P 500® Index Fund - Investor Class \| Tesla Inc [Member]
Holdings [Line Items]
Percent of Total Investments	1.82%
Empower S&P 500® Index Fund - Investor Class \| Technology Sector [Member]
Holdings [Line Items]
Percent of Total Investments	34.78%
Empower S&P 500® Index Fund - Investor Class \| Communications Sector [Member]
Holdings [Line Items]
Percent of Total Investments	16.10%
Empower S&P 500® Index Fund - Investor Class \| Consumer, Non-cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	12.76%
Empower S&P 500® Index Fund - Investor Class \| Financial Services Sector [Member]
Holdings [Line Items]
Percent of Total Investments	12.66%
Empower S&P 500® Index Fund - Investor Class \| Industrial Sector [Member]
Holdings [Line Items]
Percent of Total Investments	8.55%
Empower S&P 500® Index Fund - Investor Class \| Consumer, Cyclical [Member]
Holdings [Line Items]
Percent of Total Investments	7.36%
Empower S&P 500® Index Fund - Investor Class \| Energy Sector [Member]
Holdings [Line Items]
Percent of Total Investments	2.98%
Empower S&P 500® Index Fund - Investor Class \| Utilities Sector [Member]
Holdings [Line Items]
Percent of Total Investments	2.16%
Empower S&P 500® Index Fund - Investor Class \| Basic Materials [Member]
Holdings [Line Items]
Percent of Total Investments	1.41%
Empower S&P 500® Index Fund - Investor Class \| Government Money Market Mutual Funds [Member]
Holdings [Line Items]
Percent of Total Investments	0.07%
Empower S&P 500® Index Fund - Investor Class \| Short Term Investments [Member]
Holdings [Line Items]
Percent of Total Investments	1.17%

Shareholder Report, Holdings (Details)

Jun. 30, 2026