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STOCKHOLDERS' EQUITY: - Directors' Stock Award Plan (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Share based compensation |  |
Stock based compensation expense |  | $ 0.1
Directors' Stock Award Plan |  |
Share based Compensation Plan |  |
Common shares received on election as director | 1,200 |
Additional shares issued at each annual general meeting | 1,200 |
Total SCC shares reserved for the plan | 600,000 |
Period of extension of plan | 5 years |
Increased share awards issued to directors | 1,600 |

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- Definition Represents the additional number of shares issued to the director at each annual general meeting. + References No definition available. + Details
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- Definition Represents the extension term of plan for issuance of shares to employees and other management personnel. + References No definition available. + Details
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- Definition Number of shares authorized for issuance under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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