SUPPLEMENTAL CASH FLOW DISCLOSURES (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Net cash paid for:
Interest Paid, Excluding Capitalized Interest, Operating Activities	$ 190,204	$ 152,750	$ 127,346
Income taxes	134,178	91,846	86,651
Non-cash investing and financing activity:
Unpaid purchases of property and equipment	111,989	128,044	84,375
Customer-related third party banking institution equipment financing net settlement	0	0	90,576
Elementum
Non-cash investing and financing activity:
Non-cash investment in Elementum	0	132,679	0
Wink Labs Inc
Non-cash investing and financing activity:
Non-cash proceeds from sales of Wink	0	59,000	0
Bright Machines
Non-cash investing and financing activity:
Non-cash investment in Elementum	127,641	0	0
Capital lease obligation	$ 34,828	$ 0	$ 0

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