OTHER CURRENT AND NONCURRENT ASSETS: Schedule of Other Current and Noncurrent Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 31, 2022
Other current assets
Prepaid expenses and other	$ 13,160	$ 13,947
Certificates of deposit	7,500	7,500
Assets of non-qualified retirement plan	12,395	15,528
Other current assets	33,055	36,975
Other noncurrent assets
Long-term prepaid revenue share	11,667	13,468
Right-of-use assets (see Note 4)	56,626	59,459
Deferred tax asset	1,139	1,224
Deposits	4,394	4,486
Strategic investments	5,700	5,700
Other miscellaneous noncurrent assets	811	877
Other assets, net	$ 80,337	$ 85,214