Quarterly Consolidated Financial Information (Unaudited) (Tables)

12 Months Ended

Feb. 28, 2013

Quarterly Consolidated Financial Information (Unaudited) [Abstract]

Schedule of unaudited quarterly financial data of company

For the Three Months Ended	May 31		August 31		November 30		February 28
Fiscal year ended 2013:
Net sales	$	142,528	$	138,344	$	128,996	$	123,638
Gross profit margin		28,249		33,949		30,611		31,343
Net earnings		3,879		7,592		6,170		7,074
Dividends paid		4,560		4,575		4,576		9,153
Per share of common stock:
Basic net earnings	$	0.15	$	0.29	$	0.24	$	0.27
Diluted net earnings	$	0.15	$	0.29	$	0.24	$	0.27
Dividends	$	0.175	$	0.175	$	0.175	$	0.35

For the Three Months Ended	May 31		August 31		November 30		February 29
Fiscal year ended 2012:
Net sales	$	143,258	$	130,384	$	121,846	$	121,526
Gross profit margin		39,701		34,094		30,183		26,535
Net earnings		11,424		9,712		6,892		3,330
Dividends paid		4,020		4,038		4,035		4,039
Per share of common stock:
Basic net earnings	$	0.44	$	0.37	$	0.27	$	0.13
Diluted net earnings	$	0.44	$	0.37	$	0.27	$	0.13
Dividends	$	0.155	$	0.155	$	0.155	$	0.155