Note 8. Discontinued Operations Results of discontinued operation -ECD (Details) - BH Holdings, S.A.S [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Mar. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Revenue	$ 0	$ 0	$ 0	$ 0
Disposal Group, Including Discontinued Operation, Costs of Goods Sold	0	0	0	0
Disposal Group, Including Discontinued Operation, Selling, General and Administrative Expense	0	0	0	19
Disposal Group, Including Discontinued Operation, Research and Development Expense	0	0	0	0
Disposal Group, Including Discontinued Operation, Operating Expense	0	0	0	19
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	0	3	$ 0	3
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	$ 0	$ 3		$ (16)	$ 0