Calamos Bitcoin Structured Alt Protection ETF®​ — January [Member] Calamos Bitcoin Structured Alt Protection ETF®​ — April [Member] Calamos Bitcoin Structured Alt Protection ETF®​ — July [Member] Calamos Bitcoin Structured Alt Protection ETF®​ — October [Member] Calamos Bitcoin 90 Series Structured Alt Protection ETF®​ — January [Member] Calamos Bitcoin 90 Series Structured Alt Protection ETF®​ — April [Member] Calamos Bitcoin 90 Series Structured Alt Protection ETF®​ — July [Member] Calamos Bitcoin 90 Series Structured Alt Protection ETF®​ — October [Member] Calamos Bitcoin 80 Series Structured Alt Protection ETF®​ — January [Member] Calamos Bitcoin 80 Series Structured Alt Protection ETF®​ — April [Member] Calamos Bitcoin 80 Series Structured Alt Protection ETF®​ — July [Member] Calamos Bitcoin 80 Series Structured Alt Protection ETF®​ — October [Member] Calamos Bitcoin Structured Alt Protection ETF - January Calamos Bitcoin Structured Alt Protection ETF - April Calamos Bitcoin Structured Alt Protection ETF - July Calamos Bitcoin Structured Alt Protection ETF - October Calamos Bitcoin 90 Series Structured Alt Protection ETF - January Calamos Bitcoin 90 Series Structured Alt Protection ETF - April Calamos Bitcoin 90 Series Structured Alt Protection ETF - July Calamos Bitcoin 90 Series Structured Alt Protection ETF - October Calamos Bitcoin 80 Series Structured Alt Protection ETF - January Calamos Bitcoin 80 Series Structured Alt Protection ETF - April Calamos Bitcoin 80 Series Structured Alt Protection ETF - July Calamos Bitcoin 80 Series Structured Alt Protection ETF - October Calamos Bitcoin Structured Alt Protection ETF - January Calamos Bitcoin Structured Alt Protection ETF - April Calamos Bitcoin Structured Alt Protection ETF - July Calamos Bitcoin Structured Alt Protection ETF - October Calamos Bitcoin 90 Series Structured Alt Protection ETF - January Calamos Bitcoin 90 Series Structured Alt Protection ETF - April Calamos Bitcoin 90 Series Structured Alt Protection ETF - July Calamos Bitcoin 90 Series Structured Alt Protection ETF - October Calamos Bitcoin 80 Series Structured Alt Protection ETF - January Calamos Bitcoin 80 Series Structured Alt Protection ETF - April Calamos Bitcoin 80 Series Structured Alt Protection ETF - July Calamos Bitcoin 80 Series Structured Alt Protection ETF - October Authorized Participant Concentration Risk [Member] Underlying ETP Risk [Member] Cap Change Risk [Member] Cap Risk [Member] Capital Protection Risk [Member] Capped Upside Risk [Member] Cash Holdings Risk [Member] Concentration Risk [Member] Clearing Member Default Risk [Member] Correlation Risk [Member] Costs of Buying and Selling Fund Shares [Member] Counterparty Risk [Member] Derivatives Risk [Member] Digital Assets Risk [Member] Risks Associated with the Index [Member] Equity Securities Risk [Member] Floor Risk [Member] FLEX Options Risk [Member] Box Spread Risk [Member] Investment in a Subsidiary [Member] Investment Timing Risk [Member] Liquidity Risk [Member] Liquidity Risk — FLEX Options [Member] Liquidity Risk — Listed Options [Member] Liquidity Risk — OTC Options [Member] Management Risk [Member] Market Maker Risk [Member] Market Risk [Member] New Fund Risk [Member] Options Risk [Member] OTC Options Risk [Member] Position Limits Risk [Member] Premium-Discount Risk [Member] Secondary Market Trading Risk [Member] Sector Risk [Member] Tax Risk [Member] Trading Issues Risk [Member] U.S. Government Security Risk [Member] U.S. Treasury Risk [Member] Valuation Risk [Member] Interest Rate Risk [Member] Calamos Bitcoin Structured Alt Protection ETFJanuary Member Cap Change Risk Member S000090117 Member Cash Holdings Risk Member Calamos Bitcoin90 Series Structured Alt Protection ETFJuly Member S000090065 Member Options Risk Member C000256943 Member Management Risk Member Trading Issues Risk Member Cap Risk Member S000090059 Member Capped Upside Risk Member S000090114 Member C000256997 Member Capital Protection Risk Member Liquidity Risk OTCOptions Member C000256937 Member Calamos Bitcoin90 Series Structured Alt Protection ETFJanuary Member S000090061 Member Clearing Member Default Risk Member Counterparty Risk Member Calamos Bitcoin Structured Alt Protection ETFApril Member S000090116 Member Calamos Bitcoin Structured Alt Protection ETFJuly Member S000090064 Member Investment Timing Risk Member S000090058 Member USGovernment Security Risk Member C000256944 Member Derivatives Risk Member Calamos Bitcoin Structured Alt Protection ETFOctober Member C000256996 Member Equity Securities Risk Member Position Limits Risk Member Calamos Bitcoin80 Series Structured Alt Protection ETFJuly Member S000090067 Member Calamos Bitcoin80 Series Structured Alt Protection ETFOctober Member Costs Of Buying And Selling Fund Shares Member C000256941 Member C000256936 Member Authorized Participant Concentration Risk Member Underlying ETPRisk Member S000090060 Member Premium Discount Risk Member C000256935 Member Investment In ASubsidiary Member Calamos Bitcoin80 Series Structured Alt Protection ETFApril Member Market Maker Risk Member Floor Risk Member OTCOptions Risk Member Risks Associated With The Index Member C000256998 Member Tax Risk Member Sector Risk Member C000256942 Member New Fund Risk Member C000256995 Member Calamos Bitcoin80 Series Structured Alt Protection ETFJanuary Member S000090066 Member Concentration Risk Member Liquidity Risk Member FLEXOptions Risk Member Market Risk Member Digital Assets Risk Member Liquidity Risk FLEXOptions Member Correlation Risk Member Secondary Market Trading Risk Member Valuation Risk Member USTreasury Risk Member Calamos Bitcoin90 Series Structured Alt Protection ETFApril Member C000256938 Member InterestRateRiskMember Liquidity Risk Listed Options Member Calamos Bitcoin90 Series Structured Alt Protection ETFOctober Member Box Spread Risk Member S000090115 Member