Note 6 - Other Property, Plant and Equipment Costs and Expenses (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 27, 2016	Mar. 29, 2015	Mar. 27, 2016	Mar. 29, 2015
Depreciation expense	$ 3,781	$ 3,672	$ 11,379	$ 11,363
Repairs and maintenance expenses	$ 4,074	$ 4,473	$ 12,575	$ 13,421

The aggregate costs of keeping the property in good condition but that do not appreciably prolong the life or increase the value of the property.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration