'American Idol' Loses to a Rerun in Head-to-Head Ratings Battle TVbytheNumbers

Fox’s flagship singing competition saw its ratings head south again Thursday night, as “American Idol” lost to a rerun in the key 18-49 demo, based on Nielsen overnights. reports that “Idol” delivered a 2.9 average in 18-49, shedding 9% of its audience from a week ago. Airing opposite “Idol” at 8 p.m., a repeat episode of CBS’s “The Big Bang Theory” eclipsed that number with a 3.0.

The CBS audience dwindled to a 2.3 in the second half of the hour for “Two and a Half Men,” as CBS aired an all-repeat lineup in prime time.

Fox still managed to eke out a win for prime time overall, even with “Glee” slipping 8% from last week to a 2.2 average in adults 18-49. Fox won the night with a 2.5 average, topping CBS’s 2.3 for its repeat programming. Univision checked in with a 1.5 average, followed by NBC with a 1.4 and ABC, which aired mostly repeats, with a 1.2.

CBS inched ahead in total viewers for prime time as a whole, averaging 9.2 million to Fox’s 9.1 million, followed by ABC with 4.0 million, Univision with 3.8 million and NBC with 3.2 million.

ABC’s only fresh program, “Wife Swap,” ticked up 7% in the 18-49 demo to a 1.5 average rating.

NBC had mostly fresh episodes, with two episodes of “Parks and Recreation” each delivering a 1.7 average in 18-49, both rising 13% from last week. “Community” also saw improvement, rising 8% to a 1.3, but “Hannibal” lost 18% to record a 1.4.