Share Capital (Tables)

12 Months Ended

Dec. 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:

	2015		2014
Class A Stock outstanding, beginning of year	13,530,688		13,377,967
Issued pursuant to shared-based compensation plans (Note 15)	131,524		152,721
Repurchased and canceled pursuant to the stock buy-back	(423,726	)	—
Class A Stock outstanding, end of year	13,238,486		13,530,688