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Significant Accounting Policies Reclassifications (Policies) | 12 Months Ended
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Dec. 31, 2020
Accounting Policies [Abstract] |
Reclassifications | Reclassifications Certain reclassifications and immaterial changes have been made to prior-period financial statements to conform to the current-period presentation. Segment information for the prior period has been recast to conform to the current-period presentation.

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- Definition Disclosure of accounting policy for reclassification affecting comparability of financial statement. Excludes amendment to accounting standards, other change in accounting principle, and correction of error. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6359566&loc=d3e326-107755 + Details
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