Note 2 - Acquisition of Businesses (Tables)

12 Months Ended

Dec. 27, 2014

Note 2 - Acquisition of Businesses (Tables) [Line Items]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

SymCom final purchase price allocation (in thousands):
Cash	$	325
Current assets, net		9,154
Property, plant and equipment		11,193
Goodwill		15,018
Trademarks		17,020
Patents		1,500
Other non-current assets		20
Current liabilities		(1,137	)
	$	53,093

Hamlin final purchase price allocation (in thousands):
Cash	$	15,984
Current assets, net		27,811
Property, plant and equipment		24,728
Goodwill		51,218
Distribution network		35,327
Patents and licenses		16,276
Trademarks		6,522
Non-current assets		2,452
Current liabilities		(7,734	)
Non-current liabilities		(12,217	)
	$	160,367

Hamlin, Inc. [Member]

Note 2 - Acquisition of Businesses (Tables) [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

	For the twelve months ended
	December 28, 2013		December 29, 2012
	(Unaudited)		(Unaudited)
Revenues	$	789,224	$	739,968
Net income	$	89,083	$	80,597
Net income per share:
Basic	$	4.00	$	3.69
Diluted	$	3.96	$	3.64
Weighted-average shares and equivalent shares outstanding:
Basic		22,315		21,822
Diluted		22,537		22,098