Cantor Fitzgerald Commodity Return Strategy Portfolio Word About Risk [Member] Commodity Exposure Risks [Member] Focus Risk [Member] Derivatives Risk [Member] Futures Contracts Risk [Member] Structured Note Risk [Member] Swap Agreements Risk [Member] Fixed Income Risk [Member] Subsidiary Risk [Member] Correlation Risk [Member] Credit Risk [Member] Exposure Risk [Member] Illiquidity Risk [Member] Interest Rate Risk [Member] Leveraging Risk [Member] Market Risk [Member] Portfolio Turnover Risk [Member] Tax Risk [Member] U S Government Securities Risk [Member] Class 1 Class 2 Bloomberg Commodity Index Total Return (reflects no deductions for fees or expenses) Bloomberg US Aggregate Bond Index (reflects no deductions for fees or expenses)