Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Condensed Consolidating Balance Sheet (USD $) In Thousands, unless otherwise specified	Sep. 28, 2014	Dec. 29, 2013	Sep. 29, 2013	Dec. 30, 2012
Current assets:
Cash and cash equivalents	$ 68,463	$ 72,883	$ 89,382	$ 90,533
Accounts receivable	140,214	131,936
Inventories	161,964	149,643
Total current assets	404,030	388,105
Property and equipment less accumulated depreciation	236,389	230,845
Goodwill	73,324	77,941
Other assets	65,582	65,282
	809,276	796,335
Current liabilities	144,300	130,187
Senior notes	247,500	247,500
Long term debt	27,988	26,326
Deferred income taxes	15,912	15,049
Other	32,871	36,486
Total liabilities	468,571	455,548
Common stock	6,645	6,631
Additional paid-in capital	375,401	374,597
Retained earnings (deficit)	34,299	24,226
Foreign currency translation adjustment	(42,394)	(30,585)
Pension liability	(33,246)	(34,082)
	809,276	796,335
Consolidation, Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0
Accounts receivable	0
Inventories	0
Prepaids and deferred income taxes	0
Total current assets	0
Property and equipment less accumulated depreciation	0
Investment in subsidiaries	(696,286)
Goodwill	0
Other assets	0
	(696,286)
Current liabilities	0
Senior notes	0
Long term debt	0
Deferred income taxes	0
Other	0
Total liabilities	0
Common stock	(196,344)
Additional paid-in capital	(261,827)
Retained earnings (deficit)	(238,115)
Foreign currency translation adjustment	0
Pension liability	0
	(696,286)
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	1,874	2,495
Accounts receivable	56,296
Inventories	75,686
Prepaids and deferred income taxes	5,451
Total current assets	139,307
Property and equipment less accumulated depreciation	86,344
Investment in subsidiaries	579,844
Goodwill	6,542
Other assets	1,653
	813,690
Current liabilities	46,745
Senior notes	0
Long term debt	0
Deferred income taxes	0
Other	35
Total liabilities	46,780
Common stock	94,145
Additional paid-in capital	249,302
Retained earnings (deficit)	425,896
Foreign currency translation adjustment	(2,433)
Pension liability	0
	813,690
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	33,749	52,714
Accounts receivable	83,394
Inventories	86,278
Prepaids and deferred income taxes	22,558
Total current assets	225,979
Property and equipment less accumulated depreciation	147,334
Investment in subsidiaries	207,421
Goodwill	66,782
Other assets	10,375
	657,891
Current liabilities	78,931
Senior notes	0
Long term debt	27,988
Deferred income taxes	18,281
Other	6,954
Total liabilities	132,154
Common stock	102,199
Additional paid-in capital	12,525
Retained earnings (deficit)	475,546
Foreign currency translation adjustment	(33,784)
Pension liability	(30,749)
	657,891
Parent Company [Member]
Current assets:
Cash and cash equivalents	32,840	17,674
Accounts receivable	524
Inventories	0
Prepaids and deferred income taxes	5,380
Total current assets	38,744
Property and equipment less accumulated depreciation	2,711
Investment in subsidiaries	(90,979)
Goodwill	0
Other assets	83,505
	33,981
Current liabilities	18,624
Senior notes	247,500
Long term debt	0
Deferred income taxes	(2,369)
Other	25,882
Total liabilities	289,637
Common stock	6,645
Additional paid-in capital	375,401
Retained earnings (deficit)	(629,028)
Foreign currency translation adjustment	(6,177)
Pension liability	(2,497)
	33,981
Consolidated Entities [Member]
Current assets:
Cash and cash equivalents	68,463	72,883
Accounts receivable	140,214
Inventories	161,964
Prepaids and deferred income taxes	33,389
Total current assets	404,030
Property and equipment less accumulated depreciation	236,389
Investment in subsidiaries	0
Goodwill	73,324
Other assets	95,533
	809,276
Current liabilities	144,300
Senior notes	247,500
Long term debt	27,988
Deferred income taxes	15,912
Other	32,871
Total liabilities	468,571
Common stock	6,645
Additional paid-in capital	375,401
Retained earnings (deficit)	34,299
Foreign currency translation adjustment	(42,394)
Pension liability	(33,246)
	$ 809,276