Basis of Presentation	6 Months Ended
Jun. 30, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation	(2) Basis of Presentation The consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) on the accrual basis of accounting. All significant intercompany accounts and transactions have been eliminated in consolidation. The interim financial statements reflect all adjustments, which are, in the opinion of management, necessary in order to make the financial statements not misleading.

Basis of Presentation

6 Months Ended

Jun. 30, 2013

Organization, Consolidation and Presentation of Financial Statements [Abstract]

(2) Basis of Presentation

The consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) on the accrual basis of accounting. All significant intercompany accounts and transactions have been eliminated in consolidation. The interim financial statements reflect all adjustments, which are, in the opinion of management, necessary in order to make the financial statements not misleading.