What are the amounts and descriptions for Amazon long-term liabilities on its balance sheet for the two most recent years? What is the interest expense for the two most recent years? What amounts are included in the cash flow statements for proceeds from issuance of debt and repayment of debt for the most recent year? For each note payable discussed in the footnotes disclosures, what is the interest rate, total amount borrowed, and maturity date? Please include the web sites that I can find the answers.