Share Capital (Tables)

3 Months Ended

Mar. 31, 2015

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:

	For the Three Months Ended March 31,
	2015	2014
Class A Stock outstanding, beginning of period	13,530,688	13,377,967
Issued pursuant to shared-based compensation plans	104,143	138,659
Class A Stock outstanding, end of period	13,634,831	13,516,626