CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net income	$ 16,662	$ 9,259	$ 45,341	$ 105,681
Other comprehensive income (loss):
Foreign currency translation adjustment	6,909	3,541	(4,205)	494
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax	0	0	12,331	0
Pension Adjustments	0	32	2,007	(282)
Unrealized (loss) gain on marketable securities	486	78	(42)	234
Other Comprehensive Income (Loss), Net of Tax	7,395	3,651	10,091	446
Comprehensive income	$ 24,057	$ 12,910	$ 55,432	$ 106,127