Discontinued Operations and Assets Held for Sale (Summary of Balance Sheet Information of Assets and Liabilities) (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents			$ 48,450
Accounts receivable, net			21,960
Prepaid expenses and other current assets			3,987
Total current assets held for sale	$ 0	$ 0	74,397
Noncurrent assets:
Property and equipment, net			14,065
Operating lease assets			1,172
Intangible assets, net			133,777
Goodwill			376,165
Other assets, net			4,149
Total noncurrent assets held for sale	0	0	529,328
Total assets held for sale			603,725
Current Liabilities:
Accounts payable			14,242
Accrued payroll and benefits			7,551
Accrued liabilities			3,752
Deferred revenue			31,017
Current operating lease liabilities			1,128
Total current liabilities held for sale	0	0	57,690
Noncurrent liabilities:
Long-term operating lease liabilities			342
Deferred income taxes			30,827
Other liabilities			917
Total noncurrent liabilities held for sale	$ 0	$ 0	32,086
Total liabilities held for sale			$ 89,776