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DEBT (Tables)
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12 Months Ended |
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Mar. 31, 2015
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| Debt Disclosure [Abstract] |
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| Schedule of Debt [Table Text Block] |
Debt as of March 31, 2015 and 2014 consisted of the following (in thousands): | | | | | | | | | | March 31, | | 2015 | | 2014 | 6 ¼% Senior Notes due 2022 | $ | 401,535 |
| | $ | 450,000 |
| Term Loan | 222,179 |
| | 226,604 |
| 3% Convertible Senior Notes due 2038, including $0.9 million and $5.1 million of unamortized discount, respectively | 114,109 |
| | 109,904 |
| Revolving Credit Facility | 83,800 |
| | 24,000 |
| Airnorth debt | 23,119 |
| | — |
| Eastern Airways debt | 19,680 |
| | 29,911 |
| Other debt | — |
| | 883 |
| Total debt | 864,422 |
| | 841,302 |
| Less short-term borrowings and current maturities of long-term debt | (18,730 | ) | | (14,207 | ) | Total long-term debt | $ | 845,692 |
| | $ | 827,095 |
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| Convertible Debt [Table Text Block] |
The balances of the debt and equity components of the 3% Convertible Senior Notes as of each period presented are as follows (in thousands): | | | | | | | | | | March 31, 2015 | | March 31, 2014 | Equity component – net carrying value | $ | 14,905 |
| | $ | 14,905 |
| Debt component: | | | | Face amount due at maturity | $ | 115,000 |
| | $ | 115,000 |
| Unamortized discount | (891 | ) | | (5,096 | ) | Debt component – net carrying value | $ | 114,109 |
| | $ | 109,904 |
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| Schedule Of Convertible Debt Interest Expense [Table Text Block] |
Interest expense related to our 3% Convertible Senior Notes for fiscal years 2015, 2014 and 2013 was as follows (in thousands): | | | | | | | | | | | | | | Fiscal Year Ended March 31, | | 2015 | | 2014 | | 2013 | Contractual coupon interest | $ | 3,450 |
| | $ | 3,450 |
| | $ | 3,450 |
| Amortization of debt discount | 4,205 |
| | 3,708 |
| | 3,597 |
| Total interest expense | $ | 7,655 |
| | $ | 7,158 |
| | $ | 7,047 |
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| Schedule of Maturities of Long-term Debt [Table Text Block] |
Aggregate annual maturities (which excludes unamortized discount of $1.3 million) for all debt for the next five fiscal years and thereafter are as follows (in thousands): | | | | | Fiscal year ending March 31 | | 2016 | $ | 18,730 |
| 2017 | 30,945 |
| 2018 | 26,480 |
| 2019 | 35,994 |
| 2020 | 228,755 |
| Thereafter | 524,853 |
| | $ | 865,757 |
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