Voya Inflation Protected Bond Plus Fund S000017158 [Member] Class A C000277494 [Member] Class I C000047546 [Member] Class R C000047545 [Member] Bloomberg U.S. Aggregate Bond Index[Member] Bloomberg U.S. TIPS Index[Member] Borrowing Risk [Member] Collateralized Loan Obligations and Other Collateralized Obligations Risk [Member] Covenant Lite Loans Risk [Member] Credit Risk [Member] Credit Default Swaps Risk [Member] Currency Risk [Member] Deflation Risk [Member] Derivative Instruments Risk [Member] Environmental Social and Governance Fixed Income Risk [Member] Foreign Non US Investments Developing and Emerging Markets Risk [Member] High Yield Securities Risk [Member] Inflation Indexed Bonds Risk [Member] Interest Rate Risk [Member] Liquidity Risk [Member] Market Disruption and Geopolitical Risk [Member] Mortgage and or Asset Backed Securities Risk [Member] Option Writing Risk [Member] Other Investment Companies Risk [Member] Prepayment and Extension Risk [Member] Securities Lending Risk [Member] Sovereign Debt Risk [Member] US Government Securities and Obligations Risk [Member]