The upscale furniture store reported upbeat guidance. However, it may take years for the company to regain prior highs.With shares up 95% over the last five years, RH's (RH 1.19%) stock has slightly outperformed the S&P 500 index, which has risen 88% over the same period. And while the company faces near-term challenges like high interest rates and a slow housing market, its long-term thesis remains intact. Let's dig deeper to see if the company can maintain market-beating performance over the next half-dec ...