Share Capital (Tables)

6 Months Ended

Jun. 30, 2020

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 June 30,				For the Six Months Ended June 30,
	2020		2019		2020		2019
Class A Stock outstanding, beginning of period	12,610,740		12,923,517		12,698,703		12,941,809
Issued pursuant to share-based compensation plans	25,783		—		347,324		61,091
Repurchased and canceled pursuant to the stock buy-back	(191,044	)	(167,209	)	(600,548	)	(246,592	)
Class A Stock outstanding, end of period	12,445,479		12,756,308		12,445,479		12,756,308