CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 2,119,874	$ 23,748	$ 2,163,193	$ 49,776
Other comprehensive income, net of tax:
Foreign currency translation reclassification adjustments included in income from discontinued operation (Note 2)	(16,567)		(16,567)
Net investment hedge currency translation adjustment	10,673		10,673
Foreign currency translation adjustments	(22,431)	(12,547)	(17,630)	717
Unrealized loss on marketable securities, net of tax effects of $0, $0 fiscal years 2022 and 2021	(3,306)		(3,306)
Actuarial gains, net of tax effects of $20 and $21 during the three and six months ended March 31, 2022, ($4) and $1 during the three and six months ended March 31, 2021	84	39	81	1
Total other comprehensive income, net of tax	(31,547)	(12,508)	(26,749)	718
Comprehensive income	$ 2,088,327	$ 11,240	$ 2,136,444	$ 50,494