VESSELS, NET- Schedule of Vessels (Table) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
Jun. 30, 2013	Dec. 31, 2012
Cost
Balance, beginning of period	$ 853,410	$ 764,905
Additions	0	88,505
Balance, end of period	853,410	853,410
Accumulated Depreciation
Balance, beginning of period	(132,019)	(97,692)
Additions	(17,596)	(34,327)
Balance, end of period	(149,615)	(132,019)
Net Book Value
Balance, beginning of period	721,391	667,213
Additions	(17,596)	54,178
Balance, end of period	$ 703,795	$ 721,391

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

+ References+ Details

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References+ Details

- Definition

Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References+ Details

- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References+ Details