CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jan. 01, 2012	Jan. 02, 2011	Jan. 03, 2010
REVENUE
Products	$ 558,664	$ 573,253	$ 594,087
Services	89,445	95,124	99,929
Total revenue	648,109	668,377	694,016
COST OF SALES
Products	394,650	398,288	414,817
Services	55,290	60,281	63,550
Total cost of sales	449,940	458,569	478,367
GROSS MARGIN	198,169	209,808	215,649
OPERATING EXPENSES
Selling, general and administrative	206,656	204,613	205,270
Pension settlements, curtailments, and postretirement plan termination	(19,719)	370	20,412
Environmental remediation	203	(803)	2,513
Asset impairments			1,176
Restructuring and other exit costs	5,198	1,733	11,513
Total operating expenses	192,338	205,913	240,884
INCOME (LOSS) FROM OPERATIONS	5,831	3,895	(25,235)
OTHER INCOME (EXPENSE)
Interest expense	(2,466)	(2,189)	(1,197)
Investment and other income (expense)	632	(333)	390
Total other expense	(1,834)	(2,522)	(807)
INCOME (LOSS) FROM OPERATIONS BEFORE INCOME TAXES	3,997	1,373	(26,042)
INCOME TAX EXPENSE (BENEFIT)	91,695	1,005	(10,678)
NET (LOSS) INCOME	(87,698)	368	(15,364)
BASIC AND DILUTED (LOSS) INCOME PER SHARE	$ (3.02)	$ 0.01	$ (0.53)
NET (LOSS) INCOME	(87,698)	368	(15,364)
Net actuarial (losses) gains, net of $49, ($4,467), and $6,267 deferred income tax expense (benefit)	(80,426)	(6,781)	9,514
Actuarial loss reclassification, net of $1,636, $7,645, and $10,875 deferred income tax expense	26,995	11,606	16,512
Prior service credit, net of $2,015 and $979 deferred income tax expense	3,059	1,486
Prior service credit reclassification, net of ($10,998), ($1,590) and ($1,591) deferred income tax benefit	(16,697)	(2,415)	(2,415)
Cumulative translation adjustment	(204)	(28)	140
COMPREHENSIVE (LOSS) INCOME	$ (154,971)	$ 4,236	$ 8,387