v3.25.1
Investments in Unconsolidated Trading Companies and Private Investment Companies - Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions (Details) - The Series of Frontier Funds [Member]
 3 Months Ended
Mar. 31, 2025
Multi-Strategy [Member] | Galaxy Plus Fund - Welton GDP Feeder Fund (538) LLC [Member] | Frontier Diversified Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Welton GDP Feeder Fund (538) LLC [Member] | Frontier Masters Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Welton GDP Feeder Fund (538) LLC [Member] | Frontier Long/Short Commodity Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours [1]
Redemptions Permitted Daily [1]
Liquidity Restrictions None [1]
Multi-Strategy [Member] | Galaxy Plus Fund - Welton GDP Feeder Fund (538) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Welton GDP Feeder Fund (538) LLC [Member] | Frontier Select Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Welton GDP Feeder Fund (538) LLC [Member] | Frontier Heritage Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Quantica Managed Futures Feeder Fund (507) LLC [Member] | Frontier Diversified Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Quantica Managed Futures Feeder Fund (507) LLC [Member] | Frontier Masters Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Quantica Managed Futures Feeder Fund (507) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Quantica Managed Futures Feeder Fund (507) LLC [Member] | Frontier Select Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Rosetta Program Feeder Fund (522) LLC (formerly known as Galaxy Plus Fund - LRR Feeder Fund (552) LLC [Member] | Frontier Long/Short Commodity Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours [1]
Redemptions Permitted Daily [1]
Liquidity Restrictions None [1]
Multi-Strategy [Member] | Galaxy Plus Fund - Horizon3 Feeder Fund (577) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Horizon3 Feeder Fund (577) LLC [Member] | Frontier Select Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Multi-Strategy [Member] | Galaxy Plus Fund - Horizon3 Feeder Fund (577) LLC [Member] | Frontier Heritage Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Aspect Feeder Fund (532) LLC [Member] | Frontier Diversified Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Aspect Feeder Fund (532) LLC [Member] | Frontier Masters Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Aspect Feeder Fund (532) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Aspect Feeder Fund (532) LLC [Member] | Frontier Global Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Aspect Feeder Fund (532) LLC [Member] | Frontier Heritage Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Fort Contrarian Feeder Fund (510) LLC [Member] | Frontier Diversified Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - QIM Feeder Fund (526) LLC [Member] | Frontier Diversified Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - QIM Feeder Fund (526) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Quest Feeder Fund (517) LLC [Member] | Frontier Diversified Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Quest Feeder Fund (517) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
Trend Following [Member] | Galaxy Plus Fund - Fort Contrarian Feeder Fund (510) LLC [Member] | Frontier Balanced Fund [Member]  
Schedule of Private Investment Companies Have Certain Redemption and Liquidity Restrictions [Line Items]  
Redemptions Notice Period 24 hours
Redemptions Permitted Daily
Liquidity Restrictions None
[1] Effective August 31, 2024, Volt Capital Management AB accessed through Galaxy Plus Fund – Volt Diversified Alpha Feeder Fund (550) LLC, ceased to act as a commodity trading advisor to the Trust.