Note 9 Stockholders' Equity (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Sep. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Foreign currency translation adjustments	$ 90,482	$ 90,952
Unrealized holding losses on derivative financial instruments	(536)	(212)
Unrecognized net actuarial losses and transition costs for benefit plans	(13,341)	(13,946)
Total	$ 76,605	$ 76,794

Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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