Note 2 - Acquisitions (Detail) - Summary of the estimated fair values of GreenLines assets acquired and liabilities assumed: (USD $) In Thousands, unless otherwise specified	Apr. 23, 2012
Accounts receivable, net	$ 7,057
Inventories, net	1,409
Property and equipment	11,669
Other tangible assets	306
Intangible assets	43,500
Total identifiable assets acquired	63,941
Accounts payable and other liabilities	(8,391)
Deferred taxes	(1,875)
Total liabilities assumed	(10,266)
Net identifiable assets acquired	53,675
Goodwill	13,158
Net assets acquired	$ 66,833