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18. Subsequent Event (Details) - Subsequent Event [Member] $ in Millions	Feb. 03, 2021 USD ($)
Employee Severance [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	$ 86.0
Other Restructuring [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	19.0
Minimum [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	125.0
Minimum [Member] | Other Restructuring [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	20.0
Minimum [Member] | Employee Severance [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	80.0
Maximum [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	130.0
Maximum [Member] | Other Restructuring [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	25.0
Maximum [Member] | Employee Severance [Member]
Subsequent Event [Line Items]
Restructuring and Related Cost, Expected Cost	$ 90.0

X

- Definition

Amount expected to be recognized in earnings for the specified restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b)(1))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(d))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

+ Details

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X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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