Per Share Amounts and Common Shares Outstanding (Tables)

3 Months Ended

Mar. 28, 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
	March 28, 2020		March 30, 2019
Income available to common shareholders:
Net income (loss)	$	173	$	(493	)
Weighted-average shares:
Basic:
Outstanding	23,187		22,910
Partially-paid share subscriptions	—		162
Basic weighted-average shares	23,187		23,072
Diluted:
Basic from above	23,187		23,072
Incremental shares from assumed:
Exercise of stock subscription purchase rights	—		119
Exercise of stock options and awards	984		827
Diluted weighted-average shares	24,171		24,018
Net income (loss) per share:
Basic	$	.01	$	(.02	)
Diluted	$	.01	$	(.02	)

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

A summary of the activity of the common and redeemable shares outstanding for the three months ended March 28, 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	(215,384	)	(117,918	)	(333,302	)
Shares sold	110		207,194		207,304
Options and awards exercised	15,669		—		15,669
Shares outstanding at March 28, 2020	17,830,316		5,236,158		23,066,474