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Earnings Per Share (Narrative) (Details)		12 Months Ended
Earnings Per Share (Narrative) (Details)	Feb. 29, 2012	Dec. 31, 2012 Stock Option Plan [Member]	Dec. 31, 2011 Stock Option Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options outstanding	0
Antidilutive stock options		0	0

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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