Debt And Credit Facilities | NOTE 2: DEBT AND CREDIT FACILITIES Debt A summary of our long-term debt, including capital leases, is as follows: April 29, 2017 January 28, 2017 April 30, 2016 Secured Mortgage payable, 7.68%, due April 2020 $23 $24 $29 Other 2 3 4 Total secured debt 25 27 33 Unsecured Net of unamortized discount: Senior notes, 6.25%, due January 2018 — 650 649 Senior notes, 4.75%, due May 2020 499 499 499 Senior notes, 4.00%, due October 2021 500 500 500 Senior notes, 4.00%, due March 2027 349 — — Senior debentures, 6.95%, due March 2028 300 300 300 Senior notes, 7.00%, due January 2038 146 146 146 Senior notes, 5.00%, due January 2044 890 602 601 Other 33 50 58 Total unsecured debt 2,717 2,747 2,753 Total long-term debt 2,742 2,774 2,786 Less: current portion (11 ) (11 ) (10 ) Total due beyond one year $2,731 $2,763 $2,776 During the first quarter, we issued $350 aggregate principal amount of 4.00% senior unsecured notes due March 2027 and $300 aggregate principal amount of 5.00% senior unsecured notes due January 2044 . With the proceeds of these new notes, we retired our $650 senior unsecured notes that were due January 2018. For the quarter ended April 29, 2017, we incurred $18 of net interest expense related to the refinancing, which included the write-off of unamortized balances associated with the debt discount, issue costs and fair value hedge adjustment resulting from the sale of our interest rate swap agreements in 2012. It also included a one-time payment of $24 to 2018 Senior Note holders under a make-whole provision, which represents the net present value of expected coupon payments had the notes been outstanding through the original maturity date. Credit Facilities As of April 29, 2017 , we had total short-term borrowing capacity of $800 under our senior unsecured revolving credit facility (“revolver”) that expires in April 2020 . Under the terms of our revolver, we pay a variable rate of interest and a commitment fee based on our debt rating. The revolver is available for working capital, capital expenditures and general corporate purposes. We have the option to increase the revolving commitment by up to $200 , to a total of $1,000 , provided that we obtain written consent from the lenders. As of April 29, 2017 , we had no issuances outstanding under our commercial paper program and no borrowings outstanding under our revolver. The revolver requires that we maintain an adjusted debt to earnings before interest, income taxes, depreciation, amortization and rent (“EBITDAR”) leverage ratio of no more than four times. As of April 29, 2017 , we were in compliance with this covenant. |