DISCONTINUED OPERATIONS AND DISPOSITIONS: - Reconciliation of the major classes of line items constituting earnings from discontinued operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2016
Discontinued operations
Income taxes	$ 0	$ 0	$ 3,598
Earnings from discontinued operations, net of tax	$ 0	0	$ 15,351
ITO | Discontinued operations, held-for-sale or disposed of by sale
Discontinued operations
Revenues		69,410
Cost of revenue		50,837
Gross profit		18,573
Sales and marketing		1,192
General and administrative		6,053
Gain on sale of discontinued operations		(9,349)
Gains, losses and other items, net		367
Total operating expenses		(1,737)
Earnings from discontinued operations		20,310
Interest expense		(681)
Other, net		(230)
Earnings from discontinued operations before income taxes		19,399
Income taxes		3,598
Earnings from discontinued operations, net of tax		$ 15,801