Revenue - Contract balances (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
Revenue from Contract with Customer [Abstract]
Contract assets, net	$ 224,894	$ 172,944	$ 224,894	$ 172,944	$ 184,847	$ 164,847
Deferred Revenue, Revenue Recognized	1,689,019	1,456,244
Billings - Contract Assets	(1,648,972)	(1,448,147)
Revenue recognized	(80,916)	(73,066)
Deferrals of customer payments	107,240	65,075
Capitalized Contract Cost, Amortization	(1,200)	(1,200)	(4,000)	(4,200)
Contract liabilities	$ 139,274	$ 80,184	$ 139,274	$ 80,184	$ 112,950	$ 88,175