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New Accounting Pronouncements	6 Months Ended
New Accounting Pronouncements	Jun. 30, 2012
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
New accounting pronouncements	New Accounting Pronouncements In December 2011, the Financial Accounting Standards Board ("FASB") amended ASC Topic 210, "Balance Sheet," requiring companies to disclose both gross and net information about instruments and transactions eligible for offset in the statement of financial position as well as instruments and transactions subject to an agreement similar to a master netting arrangement. This guidance is effective retrospectively for interim and annual periods beginning on or after January 1, 2013. The Company anticipates the adoption of this guidance will not have a material impact on the Consolidated Financial Statements.