Note 18 - Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Jun. 30, 2013

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

	2013 quarter ended
(in thousands, except per share amounts)	September 30		December 31		March 31 (1)		June 30
Net sales	$	39,062	$	38,002	$	38,974	$	42,336
Gross profit		14,415		15,015		14,256		15,124
Net income		2,854		3,513		5,333		3,356
Basic earnings per share	$	0.22	$	0.28	$	0.43	$	0.27
Diluted earnings per share		0.21		0.27		0.41		0.25

	2012 quarter ended
(in thousands, except per share amounts)	September 30		December 31		March 31 (1)		June 30
Net sales	$	38,720	$	35,737	$	34,717	$	38,172
Gross profit		14,524		11,342		11,690		13,867
Net income		2,529		1,174		1,998		2,913
Basic earnings per share	$	0.18	$	0.08	$	0.14	$	0.21
Diluted earnings per share		0.17		0.08		0.14		0.20