LONG-TERM DEBT (Details 1) - USD ($) $ in Thousands |
Mar. 31, 2018 |
Dec. 31, 2017 |
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| Debt Instrument [Line Items] | ||
| Long-term Debt | $ 0 | $ 9,000 |
| Long Term Debt And Capital Lease Obligations Current And Noncurrent | 255,431 | |
| Long-term debt and capital lease obligations less unamortized debt issuance costs | 249,881 | 258,688 |
| Less current portion | (105) | (9,109) |
| Long-term debt and capital lease obligations less unamortized debt issuance costs, net of current portion | 249,776 | 249,579 |
| Senior Secured Debt [Member] | ||
| Debt Instrument [Line Items] | ||
| Less unamortized debt issuance costs based on imputed interest rate of 7.08% | (5,550) | (5,774) |
| Long-term Debt | 249,450 | 249,226 |
| Long Term Debt And Capital Lease Obligations Current And Noncurrent | 255,000 | 255,000 |
| Capital Lease Obligations And Other [Member] | ||
| Debt Instrument [Line Items] | ||
| Long Term Debt And Capital Lease Obligations Current And Noncurrent | $ 431 | $ 462 |
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- Definition Long Term Debt and Capital Lease Obligations, Current And Noncurrent No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of long-term debt and capital lease obligations including current maturities. No definition available.
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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