CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
Dec. 31, 2018	Dec. 31, 2017
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) [Abstract]
Net income (loss)	$ 13,443	$ (3,083)
Other comprehensive income, net of tax:
Foreign currency translation adjustments	2,425	7,144
Net unrealized loss on available-for-sale securities	0	(46)
Minimum pension liability adjustment	(251)	0
Net unrealized gain on cash flow hedges	0	199
Other comprehensive income, net of tax	2,174	7,297
Comprehensive income	$ 15,617	$ 4,214

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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