I wouldn't say "Idol" but I appreciate the followering as far as lyrics/delivery/style, etc.: Rakim, Ras Kass, MC Ren, Ice Cube, Kam, KRS ONE, Slick Rick, D.O.C., Ice T, Litefoot, RBX, CPO, a few others bla ....weird assemblage I know. As far as producers (and composers) I appreciate: Dr. Dre, Sam Sneed, QDIII, Madness 4 Real, Dr. Jam, Bud'da, 88X Unit, Tootie, Yella, Cold 187, Daz, Soopafly, E-A-Ski, CMT, Muggs, Brotha Lynch, Rithym D, Phonk Beta, T-Mix, N.O. Joe, Stone, Tony G, Paris, Laylaw, Easy Moe B, Brian G, Prode'je, Crazy Toonz, Dj Slip, Dj Train, Dj Glaze, Dj Ace, DJ Uneek, DJ Pooh, Dj Quik, Sir Jinx, (Composers) Ennio Morricone, Carmine Coppola, Nina Rota, James Newton Howard, Bernard Herman, and a few others. Pink Floyd also influences and inspires.
But I take it all in and don't try to imitate, I just try to understand their techniques to better understand mine.