v3.26.3
Label Element Value
Advisor Class A | Texas Pacific Land Corp. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 53.20%
Advisor Class A | Landbridge Co. LLC [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 5.50%
Advisor Class A | Grayscale Bitcoin Trust ETF [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 4.80%
Advisor Class A | CACI International, Inc. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 4.30%
Advisor Class A | Civeo Corp. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 2.70%
Advisor Class A | DREAM Unlimited Corp. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 2.30%
Advisor Class A | Carnival Corp. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 1.60%
Advisor Class A | Interparfums, Inc. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 1.50%
Advisor Class A | Associated Capital Group, Inc. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 1.40%
Advisor Class A | Urbana Corp. [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 1.00%
Advisor Class A | Mining, Quarrying, and Oil and Gas Extraction [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 59.10%
Advisor Class A | Finance and Insurance [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 7.20%
Advisor Class A | Professional, Scientific and Technical Services [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 4.90%
Advisor Class A | Management of Companies and Enterprises [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 3.20%
Advisor Class A | Accommodation and Food Services [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 2.70%
Advisor Class A | Real Estate [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 2.60%
Advisor Class A | Manufacturing [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 1.60%
Advisor Class A | Management, Scientific, and Technical Consulting [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 1.60%
Advisor Class A | Real Estate and Rental and Leasing [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 0.80%
Advisor Class A | Arts, Entertainment, and Recreation [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 0.70%