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Summary of Significant Accounting Policies (Details Narrative) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Accounting Policies [Abstract] |  |  |  |  |  |  |  |  |  |
Gain on sale of custom print business | $ 0 | $ 195,000 | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 | $ 195,000 | $ 0
Insured cash sweep account | $ 7,135,000 |  |  |  | 7,333,000 |  |  |  | 7,135,000 | 7,333,000
Long-lived asset impairment charge |  |  |  |  |  |  |  |  | 0 | 2,014,000
Advertising expense |  |  |  |  |  |  |  |  | $ 69,000 | $ 133,000
Impairment loss |  |  |  |  | $ 2,014,000 | $ 0 | $ 0 | $ 0 |  |

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