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FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of Fair Value of Financial Liabilities (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Mar. 31, 2018
--- | --- | ---
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt |  | $ 0 | $ 115,986
Carrying Value |  |  |
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt | [1] | 127,851 | 123,531
Fair Value |  |  |
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt, Fair Value | [1] | 127,851 | 117,747
TCW Term Loan | Carrying Value |  |  |
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt | [1] | 105,849 | 90,424
TCW Term Loan | Fair Value |  |  |
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt, Fair Value | [1] | 105,849 | 90,424
PNC Credit Facility | Carrying Value |  |  |
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt | [1] | 22,002 | 33,107
PNC Credit Facility | Fair Value |  |  |
Long-term Debt, Unclassified [Abstract] |  |  |
Long-term Debt, Fair Value | [1] | $ 22,002 | $ 27,323
[1] | Fair value based on outstanding borrowings and market interest rates (level 2)

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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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Namespace Prefix: |
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