ACCUMULATED OTHER COMPREHENSIVE LOSS (AOCI) (Details) $ in Thousands	6 Months Ended
Sep. 30, 2018 USD ($)
Accumulated Other Comprehensive Income [Roll Forward]
Beginning balance	$ 194,145
Changes to other comprehensive loss	(5,697)
Ending balance	316,034
AOCI
Accumulated Other Comprehensive Income [Roll Forward]
Beginning balance	(402)
Ending balance	(6,495)
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income [Roll Forward]
Beginning balance	(110)
Changes to other comprehensive loss	(4,565)
Ending balance	(4,675)
Derivatives Accounted for as Cash Flow Hedges
Accumulated Other Comprehensive Income [Roll Forward]
Beginning balance	0
Changes to other comprehensive loss	(599)
Reclassification to operations	37
Ending balance	(562)
Defined Benefit Plan
Accumulated Other Comprehensive Income [Roll Forward]
Beginning balance	(292)
Changes to other comprehensive loss	(966)
Ending balance	$ (1,258)

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Amount after tax of reclassification adjustments of other comprehensive income (loss).

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Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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