Supplemental Guarantor Condensed Financial Information - Consolidated Balance Sheets (Details) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2012	Dec. 30, 2011	Jul. 01, 2011	Dec. 31, 2010
Condensed Financial Statements, Captions [Line Items]
Subsidiary Ownership Percentage	100.00%
ASSETS
Cash and cash equivalents	$ 11,901	$ 14,327	$ 11,903	$ 24,902
Accounts receivable, net of allowance for doubtful accounts	99,874	83,234
Inventories, net	97,853	83,396
Income taxes receivable	885	697
Deferred income taxes	2,232	1,906
Other current assets	6,393	4,336
Total current assets	219,138	187,896
Property, plant and equipment, net	138,477	146,549
Amounts due from affiliates	0	0
Goodwill	194,432	196,686
Customer relationships, net	61,418	69,636
Other intangible assets, net	7,812	8,148
Investments in consolidated subsidiaries	0	0
Deferred income taxes	23	6
Other assets	11,221	10,325
Total assets	632,521	619,246
LIABILITIES AND SHAREHOLDERS’ EQUITY (DEFICIT)
Accounts payable	72,138	54,329
Accrued expenses and other current liabilities	30,913	33,425
Accrued interest payable	9,153	8,886
Deferred income taxes	870	891
Total current liabilities	113,074	97,531
Long-term debt	525,847	507,988
Amounts due to affiliates	0	0
Deferred income taxes	23,471	21,501
Other liabilities	45,639	45,519
Total liabilities	708,031	672,539
Shareholders’ equity (deficit):
Common stock	185	185
Additional paid-in capital	720,364	718,837
Accumulated loss	(805,799)	(782,087)
Accumulated other comprehensive income	9,740	9,772
Total shareholders’ equity (deficit)	(75,510)	(53,293)
Total liabilities and shareholders’ equity (deficit)	632,521	619,246
Parent
ASSETS
Cash and cash equivalents	0	0	0	0
Accounts receivable, net of allowance for doubtful accounts	0	0
Inventories, net	0	0
Income taxes receivable	0	0
Deferred income taxes	0	0
Other current assets	0	0
Total current assets	0	0
Property, plant and equipment, net	0	0
Amounts due from affiliates	0	0
Goodwill	0	0
Customer relationships, net	0	0
Other intangible assets, net	0	0
Investments in consolidated subsidiaries	(70,855)	(48,935)
Deferred income taxes	0	0
Other assets	0	0
Total assets	(70,855)	(48,935)
LIABILITIES AND SHAREHOLDERS’ EQUITY (DEFICIT)
Accounts payable	0	0
Accrued expenses and other current liabilities	184	96
Accrued interest payable	0	0
Deferred income taxes	0	0
Total current liabilities	184	96
Long-term debt	0	0
Amounts due to affiliates	4,471	4,262
Deferred income taxes	0	0
Other liabilities	0	0
Total liabilities	4,655	4,358
Shareholders’ equity (deficit):
Common stock	185	185
Additional paid-in capital	720,364	718,837
Accumulated loss	(805,799)	(782,087)
Accumulated other comprehensive income	9,740	9,772
Total shareholders’ equity (deficit)	(75,510)	(53,293)
Total liabilities and shareholders’ equity (deficit)	(70,855)	(48,935)
Issuer
ASSETS
Cash and cash equivalents	157	962	120	8,271
Accounts receivable, net of allowance for doubtful accounts	54,930	43,241
Inventories, net	66,016	51,456
Income taxes receivable	340	177
Deferred income taxes	1,702	1,702
Other current assets	3,848	2,688
Total current assets	126,993	100,226
Property, plant and equipment, net	67,662	72,848
Amounts due from affiliates	216,813	232,191
Goodwill	81,054	81,054
Customer relationships, net	38,365	43,110
Other intangible assets, net	7,812	8,148
Investments in consolidated subsidiaries	26,646	30,605
Deferred income taxes	0	0
Other assets	6,124	6,418
Total assets	571,469	574,600
LIABILITIES AND SHAREHOLDERS’ EQUITY (DEFICIT)
Accounts payable	46,253	32,692
Accrued expenses and other current liabilities	16,020	16,623
Accrued interest payable	9,153	8,886
Deferred income taxes	0	0
Total current liabilities	71,426	58,201
Long-term debt	525,847	507,988
Amounts due to affiliates	13,309	27,315
Deferred income taxes	8,941	8,158
Other liabilities	22,801	21,873
Total liabilities	642,324	623,535
Shareholders’ equity (deficit):
Common stock	0	0
Additional paid-in capital	657,461	655,934
Accumulated loss	(738,056)	(714,641)
Accumulated other comprehensive income	9,740	9,772
Total shareholders’ equity (deficit)	(70,855)	(48,935)
Total liabilities and shareholders’ equity (deficit)	571,469	574,600
Non-Guarantor
ASSETS
Cash and cash equivalents	11,744	13,365	11,783	16,631
Accounts receivable, net of allowance for doubtful accounts	44,944	39,993
Inventories, net	31,837	31,940
Income taxes receivable	545	520
Deferred income taxes	530	204
Other current assets	2,545	1,648
Total current assets	92,145	87,670
Property, plant and equipment, net	70,815	73,701
Amounts due from affiliates	18,521	28,360
Goodwill	113,378	115,632
Customer relationships, net	23,053	26,526
Other intangible assets, net	0	0
Investments in consolidated subsidiaries	0	0
Deferred income taxes	23	6
Other assets	5,097	3,907
Total assets	323,032	335,802
LIABILITIES AND SHAREHOLDERS’ EQUITY (DEFICIT)
Accounts payable	25,885	21,637
Accrued expenses and other current liabilities	14,709	16,706
Accrued interest payable	0	0
Deferred income taxes	870	891
Total current liabilities	41,464	39,234
Long-term debt	0	0
Amounts due to affiliates	217,554	228,974
Deferred income taxes	14,530	13,343
Other liabilities	22,838	23,646
Total liabilities	296,386	305,197
Shareholders’ equity (deficit):
Common stock	21	21
Additional paid-in capital	199,452	199,452
Accumulated loss	(186,323)	(182,232)
Accumulated other comprehensive income	13,496	13,364
Total shareholders’ equity (deficit)	26,646	30,605
Total liabilities and shareholders’ equity (deficit)	323,032	335,802
Eliminations
ASSETS
Cash and cash equivalents	0	0	0	0
Accounts receivable, net of allowance for doubtful accounts	0	0
Inventories, net	0	0
Income taxes receivable	0	0
Deferred income taxes	0	0
Other current assets	0	0
Total current assets	0	0
Property, plant and equipment, net	0	0
Amounts due from affiliates	(235,334)	(260,551)
Goodwill	0	0
Customer relationships, net	0	0
Other intangible assets, net	0	0
Investments in consolidated subsidiaries	44,209	18,330
Deferred income taxes	0	0
Other assets	0	0
Total assets	(191,125)	(242,221)
LIABILITIES AND SHAREHOLDERS’ EQUITY (DEFICIT)
Accounts payable	0	0
Accrued expenses and other current liabilities	0	0
Accrued interest payable	0	0
Deferred income taxes	0	0
Total current liabilities	0	0
Long-term debt	0	0
Amounts due to affiliates	(235,334)	(260,551)
Deferred income taxes	0	0
Other liabilities	0	0
Total liabilities	(235,334)	(260,551)
Shareholders’ equity (deficit):
Common stock	(21)	(21)
Additional paid-in capital	(856,913)	(855,386)
Accumulated loss	924,379	896,873
Accumulated other comprehensive income	(23,236)	(23,136)
Total shareholders’ equity (deficit)	44,209	18,330
Total liabilities and shareholders’ equity (deficit)	$ (191,125)	$ (242,221)