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Long-Term Debt (Tables) | 6 Months Ended
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Oct. 31, 2014
Debt Disclosure [Abstract] |
Components of Long-Term Debt and Capital Leases | Long-term debt and capital leases as of October 31, 2014 and April 30, 2014 consist of the following:
|  | October 31, 2014 |  |  | April 30, 2014 |
Senior Secured Revolving Credit Facility: |  |  |  |  |  |  |  |
Due March 2016; bearing interest at LIBOR plus 3.75% |  | $ | 144,300 |  |  | $ | 133,860 |
Senior Subordinated Notes: |  |  |  |  |  |  |  |
Due February 2019; bearing interest at 7.75% (including unamortized discount of $1,363 and $1,491) |  |  | 323,637 |  |  |  | 323,509 |
Tax-Exempt Bonds: |  |  |  |  |  |  |  |
Finance Authority of Maine Solid Waste Disposal Revenue Bonds Series 2005R-2; senior unsecured due January 2025 - fixed rate interest period through 2017, bearing interest at 6.25% |  |  | 21,400 |  |  |  | 21,400 |
Vermont Economic Development Authority Solid Waste Disposal Long-Term Revenue Bonds Series 2013; senior unsecured due April 2036 - fixed rate interest period through 2019, bearing interest at 4.75% |  |  | 16,000 |  |  |  | 16,000 |
Business Finance Authority of the State of New Hampshire Solid Waste Disposal Revenue Bonds Series 2013; senior unsecured due April 2029 - fixed rate interest period through 2019, bearing interest at 4.00% |  |  | 11,000 |  |  |  | — |
Finance Authority of Maine Solid Wasete Disposal Revenue Bonds Series 2005R-1; letter of credit backed due January 2025 - variable rate interest period through 2017, bearing interest at SIFMA Index |  |  | 3,600 |  |  |  | 3,600 |
Business Finance Authority of the State of New Hampshire Solid Waste Disposal Revenue Bonds Series 2013; letter of credit backed due 2029 - converted to fixed rate interest period, bore interest at SIFMA Index |  |  | — |  |  |  | 5,500 |
Other: |  |  |  |  |  |  |  |
Notes payable maturing through April 2017 |  |  | 440 |  |  |  | 440 |
Capital leases maturing through April 2023 |  |  | 3,401 |  |  |  | 3,710 |
|  |  | 523,778 |  |  |  | 508,019 |
Less—current maturities of long-term debt |  |  | 1,736 |  |  |  | 885 |
|  | $ | 522,042 |  |  | $ | 507,134 |

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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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