Note 8 Stockholders' Equity (Details) - USD ($) $ in Thousands	Dec. 30, 2017	Sep. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Foreign currency translation adjustments	$ 90,598	$ 90,952
Unrealized holding losses on derivative financial instruments	(94)	(212)
Unrecognized net actuarial losses and transition costs for benefit plans	(13,885)	(13,946)
Total	$ 76,619	$ 76,794