Restructuring and Other Related Charges (Summary of Accrued Restructuring and Other Related Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Reserve [Roll Forward]
Accrued restructuring costs, beginning balance	$ 340	$ 25,602
Restructuring and other related charges	448,966	10,378	$ 35,068
Cash payments	(324)	(31,501)
Non-cash adjustments	(336,744)	(4,201)
Currency translation	(364)	62
Accrued restructuring costs, ending balance	111,874	340	25,602
Severance and Employee-Related Costs
Restructuring Reserve [Roll Forward]
Accrued restructuring costs, beginning balance	311	25,571
Restructuring and other related charges	45,212	5,921	21,200
Cash payments	(311)	(31,245)
Non-cash adjustments	(7,698)	0
Currency translation	(364)	64
Accrued restructuring costs, ending balance	37,150	311	25,571
Content Impairments and Other Exit Costs
Restructuring Reserve [Roll Forward]
Restructuring and other related charges			13,900
Content Impairments and Other Exit Costs
Restructuring Reserve [Roll Forward]
Accrued restructuring costs, beginning balance	29	31
Restructuring and other related charges	403,754	4,457
Cash payments	(13)	(256)
Non-cash adjustments	(329,046)	(4,201)
Currency translation	0	(2)
Accrued restructuring costs, ending balance	$ 74,724	$ 29	$ 31