Revenue Recognition (Disaggregation of Revenue by Principal Geographic Area, Based on Customers' Domiciles) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Total revenue	$ 3,215,360	$ 2,706,655	$ 2,406,908
Americas
Disaggregation of Revenue [Line Items]
Total revenue	2,202,033	1,850,485	1,651,581
United States
Disaggregation of Revenue [Line Items]
Total revenue	1,995,683	1,691,224	1,495,516
Canada
Disaggregation of Revenue [Line Items]
Total revenue	139,727	107,398	99,550
Latin America & Caribbean
Disaggregation of Revenue [Line Items]
Total revenue	66,623	51,863	56,515
Europe, the Middle East and Africa
Disaggregation of Revenue [Line Items]
Total revenue	681,949	562,765	498,439
Germany
Disaggregation of Revenue [Line Items]
Total revenue	146,762	119,353	104,081
United Kingdom
Disaggregation of Revenue [Line Items]
Total revenue	114,955	90,156	90,969
France
Disaggregation of Revenue [Line Items]
Total revenue	90,836	74,814	64,767
Italy
Disaggregation of Revenue [Line Items]
Total revenue	52,062	42,817	39,725
Spain
Disaggregation of Revenue [Line Items]
Total revenue	48,169	39,265	36,439
Switzerland
Disaggregation of Revenue [Line Items]
Total revenue	31,984	24,850	20,855
Netherlands
Disaggregation of Revenue [Line Items]
Total revenue	29,656	23,461	19,397
Other
Disaggregation of Revenue [Line Items]
Total revenue	167,525	148,049	122,206
Asia Pacific Region
Disaggregation of Revenue [Line Items]
Total revenue	331,378	293,405	256,888
Australia
Disaggregation of Revenue [Line Items]
Total revenue	94,414	79,629	71,069
Japan
Disaggregation of Revenue [Line Items]
Total revenue	84,275	74,725	67,246
China
Disaggregation of Revenue [Line Items]
Total revenue	63,166	70,845	57,518
Other
Disaggregation of Revenue [Line Items]
Total revenue	$ 89,523	$ 68,206	$ 61,055