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Other Non-Current Assets | 12 Months Ended
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Dec. 31, 2018
Investments, All Other Investments [Abstract] |
Other Non-Current Assets | NOTE F – OTHER NON-CURRENT ASSETS Other long-term assets consist of the following:
|  | December 31, 2018 |  |  | December 31, 2017 |
Deposits |  | $ | — |  |  | $ | 532,500 |
Total other long-term assets |  | $ | — |  |  | $ | 532,500 |
Deposits for the year ended December 31, 2017 include $432,500 on account with the United Kingdom’s Ministry of Defense relating to the expense deposits for HMS Sussex and $100,000 deposit to fund conservation and documentation of any artifacts recovered. Theses HMS Sussex deposits of $532,500 are refundable in their entirety, net of approved Ministry of Defense related expenses. In January 2019, the United Kingdom’s Ministry of Defense returned the deposit, including interest, in the amount of $588,965. For the year ended December 31, 2018, this amount is disclosed in Other current assets.

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- Definition The entire disclosure for investments and other noncurrent assets. + References No definition available. + Details
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