XML 34 R23.htm IDEA: XBRL DOCUMENT
v3.20.4

Note 3 - Net Income (Loss) Per Common Share (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
|  | Income |  |  | Shares |  |  | Per Share |  |  | Loss |  |  | Shares |  |  | Per Share |
Basic net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) available to common stockholders |  | $ | 843 |  |  |  | 10,630 |  |  | $ | 0.08 |  |  | $ | (5,611 | ) |  |  | 10,871 |  |  | $ | (0.52 | )
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-vested restricted stock |  |  | — |  |  |  | 794 |  |  |  |  |  |  |  | — |  |  |  | — |  |  |  |  |
Diluted net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) available to common stockholders plus assumed conversions |  | $ | 843 |  |  |  | 11,424 |  |  | $ | 0.07 |  |  | $ | (5,611 | ) |  |  | 10,871 |  |  | $ | (0.52 | )

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration