Note 12 - Repurchases and Retirements of Common Stock (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended			42 Months Ended
	Dec. 27, 2015	Jun. 28, 2015	Jun. 29, 2014	Jun. 30, 2013	Dec. 27, 2015
Shares repurchased (in shares)	206	349	1,524	1,068	3,147
Average price paid per share (in dollars per share)	$ 30.13	$ 29.72	$ 23.96	$ 18.08	$ 23.01
Maximum approximate dollar value					$ 27,603