Congrats! I love my 70-200mm f2.8 II and it never lets me down. I've purchased a couple refurb lenses from Canon as well. All have been very sharp and in pristine working condition.
Canon 5DIII, 5DII, 24mm TS-E II L, Sigma 35mm ƒ1.4, 50mm ƒ1.4, 85mm ƒ1.2 L II, 100mm ƒ2.8 micro, 200mm ƒ2.0 L IS, 16-35 ƒ2.8 L II, 24-70 ƒ2.8 L II, 24-105m ƒ4, 70-200 ƒ2.8 L II, 3x 580exII