"We have come to the conclusion that the streaming of previous seasons of current shows will actually be a benefit," Moonves said. "As we saw with NCIS, which went into syndication, (audience) ratings went up."
Moonves said such online video deals could "have a major impact on our results next year."
CBS shares rose 52 cents to $34.52 in after-hours trading. The stock fell 43 cents to close at $34 in the regular session. Shares hit a 52-week high of $38.32 in September.