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Principles of Consolidation
12 Months Ended
Dec. 31, 2011
Principles of Consolidation  
Principles of Consolidation

2.     Principles of Consolidation

        The consolidated financial statements include the accounts of Penn and its subsidiaries, including wholly-owned subsidiaries and subsidiaries that had a noncontrolling interest. Investment in and advances to unconsolidated affiliates are accounted for under the equity method. All significant intercompany accounts and transactions have been eliminated in consolidation.