GOODWILL AND INTANGIBLE ASSETS, NET (Amortization of Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Capitalized software development costs and licenses
Total amortization of intangible assets	$ 20,990	$ 23,879	$ 34,830
Cost of goods sold
Capitalized software development costs and licenses
Total amortization of intangible assets	14,325	16,937	19,719
Selling and marketing
Capitalized software development costs and licenses
Total amortization of intangible assets	0	0	8,107
Research and development
Capitalized software development costs and licenses
Total amortization of intangible assets	6,180	6,436	6,494
Depreciation and amortization
Capitalized software development costs and licenses
Total amortization of intangible assets	$ 485	$ 506	$ 510