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Amount of assets acquired at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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ACQUISITIONS: (Details) - USD ($) $ in Thousands		9 Months Ended
ACQUISITIONS: (Details) - USD ($) $ in Thousands	Dec. 01, 2015	Dec. 31, 2015	Dec. 31, 2014	Mar. 31, 2015
Purchase price allocation
Goodwill		$ 497,628		$ 497,362
Net cash paid in acquisitions		$ 5,386	$ 265,672
Allant Television Division
Purchase price allocation
Accounts receivable	$ 499
Developed technology	2,700
Other intangible assets	1,400
Goodwill	1,377
Total assets	5,976
Accounts payable	(590)
Net cash paid in acquisitions	$ 5,386