Discontinued Operations and Assets Held for Sale (Summary of Balance Sheet Information of Assets and Liabilities) (Detail) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021
Current assets:
Cash and cash equivalents			$ 36,101
Accounts receivable, net			22,821
Prepaid expenses and other current assets			3,803
Total current assets held for sale	$ 0	$ 0	62,725
Noncurrent assets:
Property and equipment, net			13,546
Operating lease assets			1,377
Intangible assets, net			136,263
Goodwill			376,164
Other assets, net			3,277
Total noncurrent assets held for sale	0	0	530,627
Total assets held for sale			593,352
Current Liabilities:
Accounts payable			13,886
Accrued payroll and benefits			7,584
Accrued liabilities			2,605
Deferred revenue			29,664
Current operating lease liabilities			1,299
Total current liabilities held for sale	0	0	55,038
Noncurrent liabilities:
Long-term operating lease liabilities			503
Deferred income taxes			31,155
Other liabilities			912
Total noncurrent liabilities held for sale	$ 0	$ 0	32,570
Total liabilities held for sale			$ 87,608