CONSOLIDATED BALANCE SHEET COMPONENTS - ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Mar. 31, 2016
Consolidated Balance Sheet Components [Abstract]
Accounts payable	$ 33,069	$ 30,866
Participations and royalties payable	32,399	27,463
Accrued compensation and benefits	1,059	2,580
Accrued taxes payable	619	347
Interest payable	1,357	1,737
Accrued restructuring and transition expenses	44	505
Accrued other expenses	5,132	5,019
Total accounts payable and accrued expenses	$ 73,679	$ 68,517