Quarterly Data (unaudited)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Data (unaudited)

15. Quarterly Data (unaudited)

Quarters (000's omitted, except per share data)
2016	First		Second		Third		Fourth		Total
Net sales	$	25,288	$	40,997	$	31,913	$	26,377	$	124,574
Cost of goods sold		16,103		26,302		20,050		16,564		79,019
Net income		565		3,267		1,473		545		5,851
Basic earnings per share	$	0.17	$	0.98	$	0.44	$	0.16	$	1.76
Diluted earnings per share	$	0.16	$	0.91	$	0.40	$	0.15	$	1.64
Dividends per share	$	0.10	$	0.10	$	0.10	$	0.10	$	0.40
2015		First		Second		Third		Fourth		Total
Net sales	$	22,837	$	33,954	$	29,903	$	23,118	$	109,812
Cost of goods sold		14,402		21,419		19,578		14,852		70,251
Net income		436		2,710		1,208		440		4,794
Basic earnings per share	$	0.13	$	0.82	$	0.36	$	0.12	$	1.44
Diluted earnings per share	$	0.12	$	0.74	$	0.33	$	0.11	$	1.30
Dividends per share	$	0.09	$	0.09	$	0.09	$	0.10	$	0.37

Earnings per share were computed independently for each of the quarters presented. Therefore, the sum of the four quarterly earnings per share amounts may not necessarily equal the earnings per share for the year.