Share Capital (Tables)

3 Months Ended

Mar. 31, 2019

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,
	2019		2018
Class A Stock outstanding, beginning of period	12,941,809		13,139,203
Issued pursuant to share-based compensation plans	61,091		1,900
Repurchased and canceled pursuant to the stock buy-back	(79,383	)	—
Class A Stock outstanding, end of period	12,923,517		13,141,103