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Schedule of Software (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Mar. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	$ 115,300	$ 113,600
Less accumulated amortization	88,131	85,008
Total finite-lived intangible assets, net	27,169	28,592
Developed technology, gross (Software)
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	51,525	51,525
Acquired developed technology
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	55,500	54,000
Software Development
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	107,025	105,525
Less accumulated amortization	99,925	98,664
Total finite-lived intangible assets, net	$ 7,100	$ 6,861

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-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
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