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LONG-TERM DEBT AND CAPITAL LEASES (Tables) | 9 Months Ended
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Jan. 31, 2013
Long Term Debt and Capital Leases | Long Term Debt and Capital Leases Long-term debt and capital leases as of January 31, 2013 and April 30, 2012 consist of the following:
|  | January 31, |  |  | April 30, |
|  | 2013 |  |  | 2012 |
Senior subordinated notes due February 15, 2019, bearing interest at 7.75%, interest payable semiannually, unsecured and unconditionally guaranteed (including unamortized discount of $1,792 and $0) |  |  | $323,208 |  |  | $ | 200,000 |
Senior second lien notes, due July 15, 2014 and redeemed on November 8, 2012, bearing interest at 11.0%, interest payable semiannually, secured by second priority lien on substantially all of our assets (including unamortized discount of $0 and $3,536) |  |  | — |  |  |  | 177,428 |
Senior secured revolving credit facility, which provides for advances or letters of credit of up to $227,500, due March 18, 2016, bearing interest at LIBOR plus 3.75%, (approximately 3.96% at January 31, 2013 based on one month LIBOR), secured by substantially all of our assets |  |  | 141,700 |  |  |  | 69,600 |
Finance Authority of Maine Solid Waste Disposal Revenue Bonds Series 2005R-1 due January 1, 2025, dated December 1, 2005, bearing interest at BMA Index (approximately 0.14% at January 31, 2013) enhanced by an irrevocable, transferable direct-pay letter of credit (3.875% at January 31, 2013) |  |  | 3,600 |  |  |  | 3,600 |
Finance authority of Maine Solid Waste Disposal Revenue Bonds Series 2005R-2 due January 1, 2025, dated February 1, 2012, bearing interest at 6.25% through January 31, 2017, unsecured and guaranteed by our significant wholly-owned subsidiaires |  |  | 21,400 |  |  |  | 21,400 |
Notes payable in connection with businesses acquired, bearing interest at rates of 2.49% - 6.50%, due in monthly or annual installments varying to $575, maturing May 2013 through April 2017 |  |  | 1,485 |  |  |  | 2,033 |
Capital leases for facilities and equipment, bearing interest rates of 4.50% - 4.72%, due in monthly installments varying to $78, expiring April 2013 through January 2015 |  |  | 285 |  |  |  | 548 |
|  |  | 491,678 |  |  |  | 474,609 |
Less—current maturities |  |  | 992 |  |  |  | 1,228 |
|  | $ | 490,686 |  |  | $ | 473,381 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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