During this time, the pre-unification Theban relief style all but disappeared. These changes had an ideological purpose, as the Eleventh Dynasty kings were establishing a centralized state after the First Intermediate Period, and returning to the political ideals of the Old Kingdom.[74] In the early Twelfth Dynasty, the artwork had a uniformity of style due to the influence of the royal workshops. It was at this point that the quality of artistic production for the elite members of society reached a high point that was never surpassed, although it was equaled in other periods.[75] Egypt prospered in the late Twelfth Dynasty, and this was reflected in the quality of the materials used for royal and private monuments.