Share Capital (Tables)

6 Months Ended

Jun. 30, 2014

Equity [Abstract]

Changes in Number of Shares of Class A Stock Outstanding

The following table reflects changes in the number of shares of Class A Stock outstanding for the periods indicated:

	Three Months Ended June 30,			Six Months Ended June 30,
	2014	2013		2014	2013
Class A Stock outstanding, beginning of period	13,516,626	13,508,318		13,377,967	13,508,318
Issued pursuant to shared-based compensation plans	2,500	—		141,159	—
Repurchased and cancelled pursuant to the stock buy-back	—	(11,535	)	—	(11,535	)
Class A Stock outstanding, end of period	13,519,126	13,496,783		13,519,126	13,496,783