Restructuring (Restructuring Charges) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Restructuring Cost and Reserve [Line Items]
Total Restructuring charges	$ 103,323	$ 11,981	$ 22,247
2021 Restructuring Program
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	66,995	0	0
ROU asset impairment	20,927	0	0
Other asset impairment	15,401	0	0
Total Restructuring charges	103,323	0	0
Other Restructuring Programs
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	0	3,100	19,581
ROU asset impairment	0	8,881	0
Consolidation of leased facilities	0	0	2,666
Total Restructuring charges	$ 0	$ 11,981	$ 22,247

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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