Quite a bit, relative to its share price.Often, companies with high, sustainable cash flow are generous dividend payers. That's indisputably the case with telecom sector incumbent Verizon (VZ 0.31%), which has a massive base of regular customers providing a thick and steady stream of greenbacks.With this pile, Verizon pays a high-yield dividend that has attracted more than a few investors to the stock. Let's pick the payout apart.Say hello to a high-yield dividendVerizon dispenses its payout once every quar ...