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Note 14 - Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Mar. 31, 2017
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Foreign Currency Translation |  |  | AOCL |
Balance at March 31, 2014 |  | $ | -- |  |  | $ | -- |
Unrealized losses arising during the year |  |  | (234 | ) |  |  | (234 | )
Balance at March 31, 2015 |  |  | (234 | ) |  |  | (234 | )
Unrealized losses arising during the year |  |  | (917 | ) |  |  | (917 | )
Balance at March 31, 2016 |  |  | (1,151 | ) |  |  | (1,151 | )
Unrealized losses arising during the year |  |  | (609 | ) |  |  | (609 | )
Balance at March 31, 2017 |  | $ | (1,760 | ) |  | $ | (1,760 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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