Property and Equipment, Net (Schedule of Property and Equipment) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Gross amount	$ 1,236,058	$ 1,142,081
Less accumulated depreciation and amortization	648,391	586,914
Total property and equipment, net	587,667	555,167
Land and improvements
Property, Plant and Equipment [Line Items]
Gross amount	22,642	13,982
Buildings and improvements
Property, Plant and Equipment [Line Items]
Gross amount	329,091	319,384
Leasehold improvements
Property, Plant and Equipment [Line Items]
Gross amount	93,248	82,459
Machinery and equipment
Property, Plant and Equipment [Line Items]
Gross amount	382,753	353,301
Office furniture and equipment
Property, Plant and Equipment [Line Items]
Gross amount	69,090	67,527
Computer hardware and software
Property, Plant and Equipment [Line Items]
Gross amount	276,895	265,664
Construction in progress
Property, Plant and Equipment [Line Items]
Gross amount	$ 62,339	$ 39,764