Note 9 Stockholders' Equity (Tables)

6 Months Ended

Mar. 31, 2018

Stockholders' Equity Note [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	As of
	March 31, 2018			September 30, 2017
	(In thousands)
Foreign currency translation adjustments	$	91,506		$	90,952
Unrealized holding losses on derivative financial instruments	(101		)	(212		)
Unrecognized net actuarial losses and transition costs for benefit plans	(14,140		)	(13,946		)
Total	$	77,265		$	76,794