Earnings per share (Tables)

6 Months Ended

Jun. 30, 2016

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The calculation of the basic and diluted earnings per share is as follows:

	For the Three Months Ended   June 30,			For the Six Months Ended   June 30,
	2016		2015	2016		2015
	($000 omitted, except per share)
Numerator:
Net income attributable to Stewart	23,599		17,106	12,404		4,658
Less: Cash paid on Class B Common Shares conversion	(12,000	)	—	(12,000	)	—
Net income available to common shareholders	11,599		17,106	404		4,658
Denominator (000):
Basic average shares outstanding	23,365		23,624	23,357		23,806
Average number of dilutive shares relating to options	1		2	1		2
Average number of dilutive shares relating to grants of restricted shares	193		169	184		167
Diluted average shares outstanding	23,559		23,795	23,542		23,975
Basic earnings per share attributable to Stewart	0.50		0.72	0.02		0.20
Diluted earnings per share attributable to Stewart	0.49		0.72	0.02		0.19