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Financial Statement Schedules	12 Months Ended
	Dec. 31, 2020
Valuation And Qualifying Accounts [Abstract]
Financial Statement Schedules	(a) (2) Financial Statement Schedules. None.

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- Definition

The entire disclosure for valuation and qualifying accounts and reserves.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 09

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690

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- References

No definition available.

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