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Liquidity (Details Narrative) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Mar. 31, 2018 | Mar. 31, 2017
Net income | $ 1,151,000 | $ 784,000 | $ (527,000) | $ (1,256,000) | $ 1,312,000 | $ 1,810,000 | $ (437,000) | $ (979,000) | $ 152,486 | $ 1,706,198
Bad debt expense |  |  |  |  |  |  |  |  | 3,203,677 | 83,583
Increase in inventory |  |  |  |  |  |  |  |  | 2,211,428 | $ (26,152)
Toys R Us bankruptcy's [Member] |  |  |  |  |  |  |  |  |  |
Bad debt expense |  |  |  |  |  |  |  |  | $ 1,000,000 |

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