Discontinued Operations Schedule of discontinued operations earnings per share (Tables)

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Discontinued Operations Schedule of discontinued operations earnings per share (Tables)	6 Months Ended
	Jun. 30, 2012
Discontinued Operations [Abstract]
Discontinued Operations Earnings Per Share [Table Text Block]	Earnings per share impact of discontinued operations The earnings per share from discontinued operations, discussed above, is as follows:   Three months ended June 30, 2012   Six months ended June 30, 2012 Basic earnings (losses) from discontinued operations attributable to Liberty shareholders per common share (note 4):   Series A and Series B common stock $ 0.58   1.23 Diluted earnings (losses) from discontinued operations attributable to Liberty shareholders per common share (note 4):       Series A and Series B common stock $ 0.57   1.20