Intangible Assets Other Than Goodwill - Amortization (Expense) / Income (Table) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Intangible Assets Other Than Goodwill [Abstract]
Favorable lease terms charter-out	$ (1,319)	$ 0	$ (2,639)	$ 0
Total	$ (1,319)	$ 0	$ (2,639)	$ 0

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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