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7. Stockholders' Equity (Details Narrative) - USD ($) shares in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Feb. 28, 2020 | Oct. 31, 2019 | Sep. 18, 2019 | Jun. 30, 2020
Performance Stock Units (PSUs) [Member] |  |  |  |
Stock options granted | 70 | 975 |  |
Public Offering [Member] |  |  |  |
Stock issued new, shares |  |  | 2,700 |
Proceeds from sale of stock |  |  | $ 9,774 |
Stock options granted |  |  | 200 |
2010 SIP [Member] |  |  |  |
Shares available for issuance under stock incentive plans |  |  |  | 1,200

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