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Deferred charges, net | 12 Months Ended
--- | ---
Dec. 31, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Deferred charges, net | 5. Deferred charges, net Deferred charges, net as of December 31, 2018 and 2017 consisted of the following:
| Dry - docking Costs
As of January 1, 2017 | $ | 11,782
Additions |  | 3,949
Amortization |  | (4,472)
As of December 31, 2017 | $ | 11,259
Additions |  | 2,635
Amortization |  | (4,200)
Write - off |  | (125)
As of December 31, 2018 | $ | 9,569
The Company follows the deferral method of accounting for dry-docking costs in accordance with accounting for planned major maintenance activities, whereby actual costs incurred are deferred and amortized on a straight-line basis over the period until the next scheduled dry-docking, which is generally five years. Any remaining unamortized balance from the previous dry-docking are written-off.

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