GOODWILL AND OTHER INTANGIBLE ASSETS, Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2022
Other Intangible Assets [Abstract]
Gross carrying amount	$ 95,734		$ 95,734		$ 87,741
Accumulated amortization	(65,398)		(65,398)		(60,491)
Net carrying amount	30,336		30,336		27,250
Purchased Intangibles [Member]
Other Intangible Assets [Abstract]
Gross carrying amount	85,218		85,218		77,224
Accumulated amortization	(56,425)		(56,425)		(52,087)
Net carrying amount	28,793		28,793		25,137
Total amortization expense	2,500	$ 2,700	$ 4,700	$ 5,400
Purchased Intangibles [Member] | Minimum [Member]
Other Intangible Assets [Abstract]
Estimated useful life			5 years
Purchased Intangibles [Member] | Maximum [Member]
Other Intangible Assets [Abstract]
Estimated useful life			10 years
Capitalized Software Development [Member]
Other Intangible Assets [Abstract]
Gross carrying amount	10,516		$ 10,516		10,517
Accumulated amortization	(8,973)		(8,973)		(8,404)
Net carrying amount	$ 1,543		$ 1,543		$ 2,113
Capitalized Software Development [Member] | Minimum [Member]
Other Intangible Assets [Abstract]
Estimated useful life			5 years