Complex sentence: The lawsuit goes on to attack Sheindlin's salary as being over the top and "grossly inconsistent with customary practice in the television industry," that similarly successful talk show hosts aren't being paid nearly as much.
Split into simpler sentences: The lawsuit goes on to attack Sheindlin's salary as being too high. Rebel described it as "exorbitant" and "grossly inconsistent with customary practice in the television industry," that similarly successful talk show hosts aren't paid nearly as much.