Income Taxes Deferred Tax Assets and Liabilities Detail (Deferred Tax Asset [Domain], USD $) In Thousands, unless otherwise specified	Jan. 03, 2015	Dec. 28, 2013
Deferred Tax Asset [Domain]
Deferred Tax Assets, Net [Abstract]
Medical benefits	$ 1,708	$ 1,642
Allowance for doubtful accounts	3,278	3,420
Penson and other postretirement plans	12,430	7,413
Inventory costs	1,592	1,885
Warranty costs	33,819	34,611
Net operating Loss carryforwards	162,925	133,783
Foreign tax credit carryforwards	4,455	4,455
Accrued expenses and other	11,437	11,518
Total deferred income tax assets	231,644	198,727
Valuation allowance	(111,888)	(74,075)
Net deferred income tax assets	119,756	124,652
Deferred Tax Liabilities, Gross [Abstract]
Depreciation	15,815	19,151
Intangible assets	157,546	200,481
Tax liability on unremitted foreign earnings	10,496	1,868
Gain on debt extinguishment	17,933	22,241
Other	5,149	4,871
Total deferred income tax liabilities	206,939	248,612
Net deferred income tax liabilities	$ (87,183)	$ (123,960)