GOODWILL AND OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Mar. 31, 2016
GOODWILL AND OTHER INTANGIBLE ASSETS [Abstract]
Goodwill and other intangible assets, Gross carrying amount	$ 73,691		$ 73,691		$ 73,934
Goodwill and other intangible assets, Accumulated amortization	(21,994)		(21,994)		(19,780)
Goodwill and other intangible assets Net	51,697		51,697		54,154
Finite-Lived Intangible Assets [Line Items]
Total amortization expense	1,100	$ 700	2,200	$ 1,300
Goodwill [Line Items]
Goodwill Gross	50,631		50,631		50,824
Goodwill, Accumulated Amortization / Impairment Loss	(8,673)		(8,673)		(8,673)
Goodwill, Net Carrying Amount	41,958		41,958		42,151
Customer Relationships & Other Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Intangibles assets, Gross carrying amount	20,147		20,147		20,401
Intangibles Assets, Accumulated amortization / Impairment Loss	(11,207)		(11,207)		(9,193)
Intangible assets, Net Carrying Amount	8,940		$ 8,940		11,208
Customer Relationships & Other Intangibles [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life			3 years
Customer Relationships & Other Intangibles [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life			7 years
Capitalized Software Development [Member]
Finite-Lived Intangible Assets [Line Items]
Intangibles assets, Gross carrying amount	2,913		$ 2,913		2,709
Intangibles Assets, Accumulated amortization / Impairment Loss	(2,114)		(2,114)		(1,914)
Intangible assets, Net Carrying Amount	$ 799		$ 799		$ 795
Capitalized Software Development [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life			3 years
Capitalized Software Development [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life			7 years
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful life			10 years