XML 27 R12.htm IDEA: XBRL DOCUMENT v3.20.4

Reclassification (Notes)	12 Months Ended
	Dec. 31, 2020
Accounting Changes and Error Corrections [Abstract]
Reclassifications [Text Block]	Note B - Reclassification Certain reclassifications were made to prior years' amounts to conform to the 2020 presentation.

X

- References

No definition available.

+ Details

Name:	us-gaap_AccountingChangesAndErrorCorrectionsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The entire disclosure for classifying current financial statements, which may be different from classifications in the prior year's financial statements. Disclose any material changes in classification including an explanation of the reason for the change and the areas impacted.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-URI http://asc.fasb.org/topic&trid=2122149

+ Details

Name:	us-gaap_Reclassifications
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration