Warren Buffett has made no secret of his proclivity for dealmaking recently, with the Berkshire Hathaway CEO boasting earlier this year that he is flush with cash and on the hunt for acquisitions.

It is no surprise, then, that he would squeeze in one more transaction before ringing in a new year. What is unusual about the so-called Oracle of Omaha’s latest deal is that doesn’t require him to tap into that ample pile of cash.