"Good way to destroy a legendary American company and increase costs to American buyers," Mark Cuban said of former President Donald Trump's call for 200% tariffs on agriculture equipment company John Deere.Allen Berezovsky via Getty Images; Jeff Kowalsky/AFP via Getty ImagesDonald Trump wants to impose a 200% tariff on John Deere if they move their manufacturing to Mexico.Mark Cuban says that's a terrible idea.Cuban said Trump's tariffs would make John Deere's goods more expensive than its Chinese rivals.Billionaire investor Mark Cuban doesn't think former President Donald Trump's call for 200% tariffs on agriculture equipment company John Deere is a good idea."This lack of understanding of business is insane," Cuban wrote in an X post on Monday.Cuban was weighing in on the 200% tariff that Trump said he would impose on John Deere.