CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Jan. 01, 2011
Current assets: [Abstract]
Cash and cash equivalents	$ 17,753	$ 49,749
Accounts receivable, net	288,483	254,453
Inventories, net	133,796	135,072
Prepaid and other current assets	72,742	65,615
Assets of discontinued operation - current	22,956	23,518
Total current assets	535,730	528,407
Property, plant and equipment, net	328,567	335,996
Goodwill	190,822	192,911
Other intangible assets, net	223,563	231,292
Other assets, net	79,490	74,720
Assets of discontinued operations - long-term	27,416	43,585
Total assets	1,385,588	1,406,911
Current liabilities: [Abstract]
Current maturities of long-term debt	8,809	10,098
Accounts payable	186,648	163,340
Accrued compensation and related liabilities	39,155	30,261
Other current liabilities	95,907	97,796
Liabilities of discontinued operations - current	5,346	4,216
Total current liabilities	335,865	305,711
Long-term debt	1,237,534	1,283,905
Other liabilities	185,419	149,379
Liabilities of discontinued operations - long-term	8,474	9,247
Commitments and contingencies	0	0
Shareholders' equity (deficit) [Abstract]
Preferred stock, $0.01 par value; 25 shares authorized, no shares issued	0	0
Common stock, $0.01 par value; 100,000 shares authorized, 63,260 and 62,727 shares issued and outstanding as of the years ended 2011 and 2010, respectively	633	627
Paid-in capital	350,390	342,607
Retained earnings (deficit)	(672,847)	(664,282)
Accumulated other comprehensive income (loss)	(59,880)	(20,283)
Total shareholders' equity (deficit)	(381,704)	(341,331)
Total liabilities and shareholders' equity (deficit)	$ 1,385,588	$ 1,406,911