Per Share Amounts and Common Shares Outstanding (Tables)

6 Months Ended

Jul. 01, 2017

Equity [Abstract]

Schedule of earnings per share, basic and diluted [Table Text Block]

The per share amounts were computed as follows (adjusted for the two-for-one stock split of our common shares effective June 1, 2017):

	Three Months Ended				Six Months Ended
	July 1, 2017		July 2, 2016		July 1, 2017		July 2, 2016
Income available to common shareholders:
Net income	$	14,223	$	13,309	$	10,336	$	9,121
Weighted-average shares:
Basic:
Outstanding	24,797		25,528		24,582		25,534
Partially-paid share subscriptions	201		212		402		424
Basic weighted-average shares	24,998		25,740		24,984		25,958
Diluted:
Basic from above	24,998		25,740		24,984		25,958
Incremental shares from assumed:
Exercise of stock subscription purchase rights	141		136		143		136
Exercise of stock options and awards	846		822		871		874
Diluted weighted-average shares	25,985		26,698		25,998		26,968
Net income per share:
Basic	$	.57	$	.52	$	.41	$	.35
Diluted	$	.55	$	.50	$	.40	$	.34

Schedule of common shares outstanding [Table Text Block]

A summary of the activity of the common and redeemable shares outstanding for the six months endedJuly 1, 2017 follows:

	Common Shares		Redeemable
	Net of Treasury Shares		Shares		Total
	As Restated		As Restated		As Restated
Shares outstanding at January 1, 2017	17,866,236		7,056,904		24,923,140
Shares purchased	(351,033	)	(591,002	)	(942,035	)
Shares sold	184,651		264,647		449,298
Stock subscription offering -- cash purchases	41,781		—		41,781
Options and awards exercised	105,819		—		105,819
Shares outstanding at July 1, 2017	17,847,454		6,730,549		24,578,003