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LONG-TERM DEBT (Tables) | 6 Months Ended
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Sep. 30, 2017
Debt Instrument [Line Items] |
Long-Term Debt | Long-term debt consists of the following:
|  | As of |
|  | September 30, 2017 |  |  | March 31, 2017 |
|  | (dollars in thousands) |
Credit Facility |  | $ | 195,000 |  |  | $ | 225,000 |
4.500% Senior Unsecured Notes Due 2026 |  |  | 350,000 |  |  |  | 350,000 |
Private Placement Senior Unsecured Notes |  |  | 117,714 |  |  |  | 117,714 |
Total Debt |  |  | 662,714 |  |  |  | 692,714 |
Less: Current Portion of Long-term Debt |  |  | (81,214 | ) |  |  | (81,214 | )
Less: Debt Origination Costs |  |  | (5,912 | ) |  |  | (6,247 | )
Total Long-term Debt |  | $ | 575,588 |  |  | $ | 605,253 |
Schedule of Senior Unsecured Notes Redemption Prices | Beginning on August 1, 2021, we may redeem some or all of the Senior Unsecured Notes at the redemption prices set forth below (expressed as a percentage of the principal amount being redeemed):
|  | Percentage |
2021 |  |  | 102.25 | %
2022 |  |  | 101.50 | %
2023 |  |  | 100.75 | %
2024 and thereafter |  |  | 100.00 | %
2005 Note Purchase Agreement [Member] |
Debt Instrument [Line Items] |
Amount Outstanding of Tranches | At September 30, 2017, the amount outstanding for the remaining tranche is as follows:
|  | Principal |  | Maturity Date |  | Interest Rate |
Tranche C |  | $57.2 million |  | November 15, 2017 |  |  | 5.48% |
2007 Note Purchase Agreement [Member] |
Debt Instrument [Line Items] |
Amount Outstanding of Tranches | At September 30, 2017, the amounts outstanding for each of the remaining tranches were as follows:
|  | Principal |  | Maturity Date |  | Interest Rate |
Tranche C |  | $24.0 million |  | October 2, 2017 |  |  | 6.36% |
Tranche D |  | $36.5 million |  | October 2, 2019 |  |  | 6.48% |

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- Definition Tabular disclosure of debt instruments or arrangements with redemption features. Includes, but is not limited to, description of debt redemption features, percentage price at which debt can be redeemed by the issuer, and period start and end for debt maturity or redemption. + References No definition available. + Details
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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21475-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21538-112644 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21506-112644 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21521-112644 + Details
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