Ratings: The Office Surges With Swan Song, Idol Down Sharply Vs. 2012 Finale, Scandal Hits High

Ratings Office Series Finale American Idol DownFox’s crowning of a new American Idol on Thursday drew 14.3 million total viewers while scoring a 3.6 demo rating. While that of course marks week-to-week gains, it represents sharp declines of 33 and 44 percent from Season 11’s coronation night and the first time an Idol finale failed to deliver 20 million viewers.

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In fact, The Big Bang Theory‘s season finale (14.8 mil/4.4) scored Thursday’s biggest audience and demo number, while dipping 10 percent week-to-week. (The hitcom’s previous finale did 13.7 mil/4.4.)

Leading out of that, Elementary‘s two-hour freshman finale (9 mil/2.0) ticked up a tenth.

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The Office‘s series finale found 5.4 million people RSVPing, while netting a 2.9 rating — up 19 and 26 percent and hitting its best demo number since Jan. 19, 2012. (Due to Office overrun, Hannibal‘s unclear numbers are not yet worth reporting.)

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Over on ABC, Grey’s Anatomy drew 8.6 mil/3.0, down a tenth week-to-week and off 25 percent from its previous finale, and Scandal (9.1 mil/3.2) delivered its most-watched episode ever while matching last week’s all-time demo high. Versus its freshman finale, Scandal surged 25 and 39 percent.

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The CW’s Vampire Diaries (2.2 mil/1.0) was flat week-to-week and down from last year’s finale (2.5 mil/1.2). Beauty and the Beast‘s finale (1.34 mil/0.5) added a handful of eyeballs.

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Want scoop on any of the above shows? Email insideline@tvline.com and your question may be answered via Matt’s Inside Line.