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14. Segment Information Segment Asset Reconciliation (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 8,008,859	$ 5,611,068
Operating Segments [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	1,581,100	1,405,100
Other Current Assets [Member] | Segment Reconciling Items [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	1,233,500	1,047,200
Property, Plant and Equipment and Operating lease right-of-use assets excluding segment specific [Member] | Segment Reconciling Items [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	66,800	79,900
Goodwill [Member] | Segment Reconciling Items [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	264,100	219,800
Other Noncurrent Assets [Member] | Segment Reconciling Items [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 4,863,400	$ 2,859,100

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

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- Definition

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+ References

No definition available.

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