Tema Healthcare AI ETF Absence of Prior Active Market Risk [Member] Active Management Risk [Member] Authorized Participant Concentration Risk [Member] Common Stock Risk [Member] Currency Risk [Member] Cybersecurity and Disaster Recovery Risks [Member] Depositary Receipt Risk [Member] Developed Country Risk [Member] Early-Stage and Pre-Revenue Company Risk [Member] Early Close/Trading Halt Risk [Member] ETF Risk [Member] Not Individually Redeemable [Member] Trading Issues [Member] Market Price Variance Risk [Member] Authorized Participant Risk [Member] Fluctuation of Net Asset Value Risk [Member] Foreign Custody Risk [Member] Foreign Securities Risk [Member] Geographic Investment Risk [Member] Chinese Securities Risk [Member] European Securities Risk [Member] Japanese Securities Risk [Member] South Korean Securities Risk [Member] Industry Concentration Risk [Member] AI Companies Risk [Member] Biotechnology Industry Risk [Member] Medical Product and Device Company Risk [Member] Pharmaceutical Company Risk [Member] Investment Risk [Member] Issuer-Specific Risk [Member] Large-Capitalization Risk [Member] Market Risk and Selection Risk [Member] Micro-Capitalization Risk [Member] National Closed Market Trading Risk [Member] New Fund Risk [Member] Operational Risk [Member] Privately Placed Securities Risk [Member] Proprietary Infrastructure Risk [Member] Sector Focus Risk [Member] Healthcare Sector Risk [Member] Information Technology Sector Risk [Member] Securities Lending Risk [Member] Small- and Mid-Capitalization Company Risk [Member] Valuation Risk [Member] Value-Oriented Investment Strategies Risk [Member] Tema Healthcare AI ETF [Member] Tema Healthcare AI ETF. Tema Healthcare AI ETF. Value-Oriented Investment Strategies Risk. Valuation Risk. Small- and Mid-Capitalization Company Risk. Securities Lending Risk. Information Technology Sector Risk. Healthcare Sector Risk. Sector Focus Risk. Proprietary Infrastructure Risk. Privately Placed Securities Risk. Operational Risk. New Fund Risk. National Closed Market Trading Risk. Micro-Capitalization Risk. Market Risk and Selection Risk. Large-Capitalization Risk. Issuer-Specific Risk. Investment Risk. Pharmaceutical Company Risk. Medical Product and Device Company Risk. Biotechnology Industry Risk. AI Companies Risk. Industry Concentration Risk. South Korean Securities Risk. Japanese Securities Risk. European Securities Risk. Chinese Securities Risk. Geographic Investment Risk. Foreign Securities Risk. Foreign Custody Risk. Fluctuation of Net Asset Value Risk. Authorized Participant Risk. Market Price Variance Risk. Trading Issues. Not Individually Redeemable. ETF Risk. Early Close/Trading Halt Risk. Early-Stage and Pre-Revenue Company Risk. Developed Country Risk. Depositary Receipt Risk. Cybersecurity and Disaster Recovery Risks. Currency Risk. Common Stock Risk. Authorized Participant Concentration Risk. Active Management Risk. Absence of Prior Active Market Risk.