Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Consolidated Statement of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012
Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Consolidated Statement of Comprehensive Income [Line Items]
Net Income (loss)	$ 10,965	$ 10,258	$ 17,962	$ 4,324
Currency Translation Adjustment	(6,766)	(12,736)	(12,925)	(4,862)
Pension Liability Adjustment	(318)	857	1,567	(34)
Comprehensive Income (Loss)	3,881	(1,621)	6,604	(572)
Consolidation, Eliminations [Member]
Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Consolidated Statement of Comprehensive Income [Line Items]
Net Income (loss)	(13,429)		(26,189)
Currency Translation Adjustment	0		0
Pension Liability Adjustment	0		0
Comprehensive Income (Loss)	(13,429)		(26,189)
Guarantor Subsidiaries [Member]
Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Consolidated Statement of Comprehensive Income [Line Items]
Net Income (loss)	8,089		14,052
Currency Translation Adjustment	(208)		(215)
Pension Liability Adjustment	0		0
Comprehensive Income (Loss)	7,881		13,837
Non-Guarantor Subsidiaries [Member]
Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Consolidated Statement of Comprehensive Income [Line Items]
Net Income (loss)	5,340		12,137
Currency Translation Adjustment	(6,610)		(12,924)
Pension Liability Adjustment	(391)		1,421
Comprehensive Income (Loss)	(1,661)		634
Parent Company [Member]
Note 14 - Supplemental Condensed Consolidating Guarantor Financial Statements (Details) - Consolidated Statement of Comprehensive Income [Line Items]
Net Income (loss)	10,965		17,962
Currency Translation Adjustment	52		214
Pension Liability Adjustment	73		146
Comprehensive Income (Loss)	$ 11,090		$ 18,322