Quarterly Data (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Quarterly Data

Quarters (000's omitted, except per share data)
2013	First		Second		Third		Fourth		Total
Net sales	$	17,651	$	28,412	$	22,135	$	21,379	$	89,577
Cost of goods sold		11,224		18,330		14,195		14,004		57,753
Net income		309		2,211		959		524		4,003
Basic earnings per share	$	0.10	$	0.70	$	0.30	$	0.16	$	1.26
Diluted earnings per share	$	0.10	$	0.68	$	0.29	$	0.15	$	1.22
Dividends per share	$	0.07	$	0.08	$	0.08	$	0.08	$	0.31
2012		First		Second		Third		Fourth		Total
Net sales	$	16,878	$	27,594	$	20,363	$	19,535	$	84,370
Cost of goods sold		10,934		17,773		12,937		12,979		54,623
Net income		260		2,061		798		430		3,549
Basic earnings per share	$	0.08	$	0.66	$	0.26	$	0.14	$	1.14
Diluted earnings per share	$	0.08	$	0.66	$	0.26	$	0.13	$	1.13
Dividends per share	$	0.07	$	0.07	$	0.07	$	0.07	$	0.28