Class Horizon Kinetics Blockchain Development ETF - C000236948 Horizon Kinetics Blockchain Development ETF Class Horizon Kinetics Energy and Remediation ETF - C000240468 Horizon Kinetics Energy and Remediation ETF Class Horizon Kinetics Inflation Beneficiaries ETF - C000223962 Horizon Kinetics Inflation Beneficiaries ETF Class Horizon Kinetics Japan Owner Operator ETF - C000260028 Horizon Kinetics Japan Owner Operator ETF Class Horizon Kinetics Medical ETF - C000239791 Horizon Kinetics Medical ETF Class Horizon Kinetics SPAC Active ETF - C000239792 Horizon Kinetics SPAC Active ETF Broad Based Index:1ClassTF-S&P 500 TR_ S&P 500 TR [Member] Additional Index:2ClassTF-NASDAQ Composite Total Return Index NASDAQ Composite Total Return Index [Member] ClassTF-Common Stocks [Member] Common Stocks [Member] ClassTF-Exchange Traded Funds [Member] Exchange Traded Funds [Member] ClassTF-Cash & others Cash & others [Member] Largest Holding:6ClassTF-Urbana Corp. Urbana Corp. [Member] Largest Holding:7ClassTF-Cboe Global Markets, Inc. Cboe Global Markets, Inc. [Member] Largest Holding:8ClassTF-Nasdaq, Inc. Nasdaq, Inc. [Member] Largest Holding:9ClassTF-TMX Group Ltd. TMX Group Ltd. [Member] Largest Holding:10ClassTF-Singapore Exchange Ltd. Singapore Exchange Ltd. [Member] Largest Holding:11ClassTF-Intercontinental Exchange, Inc. Intercontinental Exchange, Inc. [Member] Largest Holding:12ClassTF-CACI International, Inc. CACI International, Inc. [Member] Largest Holding:13ClassTF-Deutsche Boerse AG Deutsche Boerse AG [Member] Largest Holding:14ClassTF-Miami International Holdings, Inc. Miami International Holdings, Inc. [Member] Largest Holding:15ClassTF-Hawaiian Electric Industries, Inc. Hawaiian Electric Industries, Inc. [Member] ClassTF-United States United States ClassTF-Canada Canada ClassTF-Singapore Singapore ClassTF-Japan Japan ClassTF-Germany Germany ClassTF-United Kingdom United Kingdom ClassTF-Australia Australia ClassTF-Netherlands Netherlands ClassTF-Greece Greece Other Category:25ClassTF-Cash & Other_1 [Member] Cash & Other [Member] Broad Based Index:26ClassTF-S&P 500 TR_ S&P 500 TR [Member] Industry Sector:27ClassTF-Energy Energy [Member] Industry Sector:28ClassTF-Industrial Industrial [Member] Industry Sector:29ClassTF-Basic Materials Basic Materials [Member] Industry Sector:30ClassTF-Consumer, Non-cyclical Consumer, Non-cyclical [Member] Industry Sector:31ClassTF-Cash & Other Cash & Other [Member] Largest Holding:32ClassTF-CES Energy Solutions Corp. CES Energy Solutions Corp. [Member] Largest Holding:33ClassTF-Williams Cos., Inc. Williams Cos., Inc. [Member] Largest Holding:34ClassTF-Exxon Mobil Corp. Exxon Mobil Corp. [Member] Largest Holding:35ClassTF-EQT Corp. EQT Corp. [Member] Largest Holding:36ClassTF-Texas Pacific Land Corp. Texas Pacific Land Corp. [Member] Largest Holding:37ClassTF-Expand Energy Corp. Expand Energy Corp. [Member] Largest Holding:38ClassTF-Suncor Energy, Inc. Suncor Energy, Inc. [Member] Largest Holding:39ClassTF-Cheniere Energy, Inc. Cheniere Energy, Inc. [Member] Largest Holding:40ClassTF-WaterBridge Infrastructure LLC WaterBridge Infrastructure LLC [Member] Largest Holding:41ClassTF-PrairieSky Royalty Ltd. PrairieSky Royalty Ltd. [Member] Broad Based Index:42ClassTF-S&P 500 TR_ S&P 500 TR [Member] Additional Index:43ClassTF-S&P Goldman Sachs Commodity Index TR S&P Goldman Sachs Commodity Index TR [Member] Additional Index:44ClassTF-MSCI ACWI All Cap Index Net (USD) MSCI ACWI All Cap Index Net (USD) [Member] ClassTF-Common Stocks_1 Common Stocks1 [Member] ClassTF-Cash & Other_2 [Member] Cash & Other [Member] Largest Holding:47ClassTF-Wheaton Precious Metals Corp. Wheaton Precious Metals Corp. [Member] Largest Holding:48ClassTF-Franco-Nevada Corp. Franco-Nevada Corp. [Member] Largest Holding:49ClassTF-PrairieSky Royalty Ltd. PrairieSky Royalty Ltd. [Member] Largest Holding:50ClassTF-Landbridge Co. LLC Landbridge Co. LLC [Member] Largest Holding:51ClassTF-Viper Energy, Inc. Viper Energy, Inc. [Member] Largest Holding:52ClassTF-OR Royalties, Inc. OR Royalties, Inc. [Member] Largest Holding:53ClassTF-Intercontinental Exchange, Inc. Intercontinental Exchange, Inc. [Member] Largest Holding:54ClassTF-Cameco Corp. Cameco Corp. [Member] Largest Holding:55ClassTF-Texas Pacific Land Corp. Texas Pacific Land Corp. [Member] Largest Holding:56ClassTF-WaterBridge Infrastructure LLC WaterBridge Infrastructure LLC [Member] Broad Based Index:57ClassTF-MSCI JAPAN Net (USD)_ MSCI JAPAN Net (USD) [Member] Industry Sector:58ClassTF-Consumer, Cyclical Consumer, Cyclical [Member] Industry Sector:59ClassTF-Technology Technology [Member] Industry Sector:60ClassTF-Industrial Industrial [Member] Industry Sector:61ClassTF-Consumer, Non-cyclical Consumer, Non-cyclical [Member] Industry Sector:62ClassTF-Communications Communications [Member] Industry Sector:63ClassTF-Utilities Utilities [Member] Industry Sector:64ClassTF-Cash & Other Cash & Other [Member] Largest Holding:65ClassTF-Furuno Electric Co. Ltd. Furuno Electric Co. Ltd. [Member] Largest Holding:66ClassTF-ULS Group, Inc. ULS Group, Inc. [Member] Largest Holding:67ClassTF-Resorttrust, Inc. Resorttrust, Inc. [Member] Largest Holding:68ClassTF-Japan Elevator Service Holdings Co. Ltd. Japan Elevator Service Holdings Co. Ltd. [Member] Largest Holding:69ClassTF-Hikari Tsushin, Inc. Hikari Tsushin, Inc. [Member] Largest Holding:70ClassTF-Visional, Inc. Visional, Inc. [Member] Largest Holding:71ClassTF-M&A Capital Partners Co. Ltd. M&A Capital Partners Co. Ltd. [Member] Largest Holding:72ClassTF-Pan Pacific International Holdings Corp. Pan Pacific International Holdings Corp. [Member] Largest Holding:73ClassTF-Yonex Co. Ltd. Yonex Co. Ltd. [Member] Largest Holding:74ClassTF-AlphaPolis Co. Ltd. AlphaPolis Co. Ltd. [Member] Other Category:76ClassTF-Cash & Other_1 [Member] Cash & Other [Member] Broad Based Index:77ClassTF-S&P 500 TR_ S&P 500 TR [Member] Industry Sector:78ClassTF-Consumer, Non-cyclical Consumer, Non-cyclical [Member] Industry Sector:79ClassTF-Cash & Other Cash & Other [Member] Largest Holding:80ClassTF-Eli Lilly & Co. Eli Lilly & Co. [Member] Largest Holding:81ClassTF-AbbVie, Inc. AbbVie, Inc. [Member] Largest Holding:82ClassTF-Novartis AG Novartis AG [Member] Largest Holding:83ClassTF-AstraZeneca PLC AstraZeneca PLC [Member] Largest Holding:84ClassTF-Johnson & Johnson Johnson & Johnson [Member] Largest Holding:85ClassTF-Ionis Pharmaceuticals, Inc. Ionis Pharmaceuticals, Inc. [Member] Largest Holding:86ClassTF-Alnylam Pharmaceuticals, Inc. Alnylam Pharmaceuticals, Inc. [Member] Largest Holding:87ClassTF-Bristol-Myers Squibb Co. Bristol-Myers Squibb Co. [Member] Largest Holding:88ClassTF-Amgen, Inc. Amgen, Inc. [Member] Largest Holding:89ClassTF-Merck & Co., Inc. Merck & Co., Inc. [Member] Broad Based Index:90ClassTF-S&P 500 TR_ S&P 500 TR [Member] Additional Index:91ClassTF-ICE BofA 6-Month US Treasury Bill Total Return Index ICE BofA 6-Month US Treasury Bill Total Return Index [Member] Industry Sector:92ClassTF-Diversified Diversified [Member] Industry Sector:93ClassTF-Cash & Other Cash & Other [Member] Largest Holding:94ClassTF-AI Infrastructure Acquisition Corp. AI Infrastructure Acquisition Corp. [Member] Largest Holding:95ClassTF-Axiom Intelligence Acquisition Corp. 1 Axiom Intelligence Acquisition Corp. [Member] Largest Holding:96ClassTF-Aldel Financial II, Inc. Aldel Financial II, Inc. [Member] Largest Holding:97ClassTF-Oaktree Acquisition Corp. III Life Sciences Oaktree Acquisition Corp. III Life Sciences [Member] Largest Holding:98ClassTF-Daedalus Special Acquisition Corp. Daedalus Special Acquisition Corp. [Member] Largest Holding:99ClassTF-OTG Acquisition Corp. I OTG Acquisition Corp. I [Member] Largest Holding:100ClassTF-Legato Merger Corp. III Legato Merger Corp. III [Member] Largest Holding:101ClassTF-Jackson Acquisition Co. II Jackson Acquisition Co. II [Member] Largest Holding:102ClassTF-Roman DBDR Acquisition Corp. II Roman DBDR Acquisition Corp. II [Member] Largest Holding:103ClassTF-Apex Treasury Corp. Apex Treasury Corp. [Member] Net Assets Investment Company Portfolio Turnover Portfolio Turnover Commodity Index Linked Notes [Member] Commodity Index Linked Notes Sovereign Debt Securities [Member] Sovereign Debt Securities Convertible Debt Securities [Member] Convertible Debt Securities Corporate Debt Securities [Member] Corporate Debt Securities Corporate Note Securities [Member] Corporate Note Securities Corporate Bond Securities [Member] Corporate Bond Securities Fixed Income Investments [Member] Fixed Income Investments Securities Investment [Member] Securities Investment Other Aggregated Investments [Member] Other Aggregated Investments Real Estate Sector [Member] Real Estate Sector Standard Poors 500 Index [Member] Standard Poors 500 Index Nasdaq Composite Index [Member] Nasdaq Composite Index Equity Securities Industry [Member] Equity Securities Industry Equity Securities [Member] Equity Securities Dow Jones Industrial Average [Member] Dow Jones Industrial Average Construction Sector [Member] Construction Sector Automotive Sector [Member] Automotive Sector Transportation Sector [Member] Transportation Sector Aerospace Sector [Member] Aerospace Sector Consumer Sector [Member] Consumer Sector Chemicals Sector [Member] Chemicals Sector Insurance Sector [Member] Insurance Sector Cash [Member] Cash Asset Backed Securities [Member] Asset Backed Securities Container And PackagingSector [Member] Container And PackagingSector Investment Type [Axis] Asset Class US Treasury Securities [Member] US Treasury Securities Mortgage Backed Securities [Member] Mortgage Backed Securities Investment Type Categorization [Member] Investment Type Categorization Entertainment Sector [Member] Entertainment Sector Food And Beverage Sector [Member] Food And Beverage Sector Financial Services Sector [Member] Financial Services Sector Healthcare Sector [Member] Healthcare Sector Energy Sector [Member] Energy Sector Technology Sector [Member] Technology Sector Government Sector [Member] Government Sector No Trading Symbol