Shareholder Report, Holdings (Details) - C000179256	May 31, 2025
09262F100 \| BlackRock ESG Capital Allocation Term Trust
Holdings [Line Items]
Percent of Net Asset Value	11.50%
09260Q108 \| BlackRock Technology and Private Equity Term Trust
Holdings [Line Items]
Percent of Net Asset Value	9.30%
G3156P103 \| ASA Gold and Precious Metals Ltd.
Holdings [Line Items]
Percent of Net Asset Value	6.50%
36242H104 \| Gabelli Dividend & Income Trust (The)
Holdings [Line Items]
Percent of Net Asset Value	5.10%
69346N107 \| PIMCO Dynamic Income Strategy Fund
Holdings [Line Items]
Percent of Net Asset Value	4.80%
368802104 \| General American Investors Company, Inc.
Holdings [Line Items]
Percent of Net Asset Value	3.70%
64133Q108 \| Neuberger Berman Next Generation Connectivity Fund, Inc.
Holdings [Line Items]
Percent of Net Asset Value	3.50%
92840R101 \| Virtus Dividend Interest & Premium Strategy Fund
Holdings [Line Items]
Percent of Net Asset Value	2.80%
670750108 \| Nuveen Multi-Asset Income Fund
Holdings [Line Items]
Percent of Net Asset Value	2.80%
006212104 \| Adams Diversified Equity Fund, Inc.
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Mixed Allocation
Holdings [Line Items]
Percent of Net Asset Value	9.10%
Alternative
Holdings [Line Items]
Percent of Net Asset Value	12.30%
Fixed Income
Holdings [Line Items]
Percent of Net Asset Value	24.40%
Equity
Holdings [Line Items]
Percent of Net Asset Value	41.80%