Per Share Amounts and Common Shares Outstanding (Tables)

6 Months Ended

Jun. 27, 2020

Equity [Abstract]

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

The per share amounts were computed as follows:

	Three Months Ended				Six Months Ended
	June 27, 2020		June 29, 2019		June 27, 2020		June 29, 2019
Income available to common shareholders:
Net income	$	29,785	$	19,747	$	29,958	$	19,254
Weighted-average shares (in thousands):
Basic:
Outstanding	22,807		22,764		22,997		22,837
Partially-paid share subscriptions	—		151		—		302
Basic weighted-average shares	22,807		22,915		22,997		23,139
Diluted:
Basic from above	22,807		22,915		22,997		23,139
Incremental shares from assumed:
Exercise of stock subscription purchase rights	—		88		—		104
Exercise of stock options and awards	1,176		1,048		1,080		937
Diluted weighted-average shares	23,983		24,051		24,077		24,180
Net income per share:
Basic	$	1.31	$	.86	$	1.30	$	.83
Diluted	$	1.24	$	.82	$	1.24	$	.80

Schedule of common and redeemable shares outstanding [Table Text Block]

A summary of the activity of the common and redeemable shares outstanding for the six months ended June 27, 2020 follows:

	Common Shares Net of Treasury Shares		Redeemable Shares		Total
Shares outstanding at January 1, 2020	18,029,921		5,146,882		23,176,803
Shares purchased	(667,353	)	(325,497	)	(992,850	)
Shares sold	263,096		308,003		571,099
Options and awards exercised	116,980		—		116,980
Shares outstanding at June 27, 2020	17,742,644		5,129,388		22,872,032