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Basis of Presentation Basis of Presentation (Policies) | 3 Months Ended
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Mar. 31, 2021
Accounting Policies [Abstract] |
Subsequent Events, Policy [Policy Text Block] | Subsequent Events We evaluate events occurring after the date of our accompanying unaudited consolidated balance sheet for potential recognition or disclosure in our financial statements. Those items requiring recognition in the financial statements have been recorded and disclosed accordingly. Those items requiring disclosure (non-recognized subsequent events) in the financial statements have been disclosed accordingly. Refer to Note H – Commitments and Contingencies and Note I – Stockholders' Equity for further details.

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- Definition Disclosure of accounting policy for reporting subsequent events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 + Details
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