OTHER ACCRUED EXPENSES: (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Mar. 31, 2016
OTHER ACCRUED EXPENSES:
Accrued purchase consideration (see Note 3 - Acquisitions)	$ 5,880
Other accrued expenses	53,981	$ 48,254
Total Other accrued expenses	$ 59,861	$ 48,254