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Related Party Transactions: (Tables) | 6 Months Ended
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Jun. 30, 2013
Related Party Transactions: |
Schedule of related party transactions | The amounts of these related party transactions are as follows (in millions):
|  | Three Months Ended June 30, |  | Six Months Ended June 30, |
|  | 2013 |  | 2012 |  | 2013 |  | 2012 |
Vessel management services income |  | $ | — |  | $ | 1.1 |  | $ | — |  | $ | 2.0 |
Lease expense to affiliate |  | — |  | (1.0 | ) | — |  | (2.1 | )
Equipment and repair services expense and other |  | — |  | (0.9 | ) | — |  | (1.4 | )
Related party expense, net |  | $ | — |  | $ | (0.8 | ) | $ | — |  | $ | (1.5 | )

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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration