Supplemental Guarantor Condensed Financial Information - Consolidated Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 30, 2011	Dec. 31, 2010
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	$ 3,985	$ 18,596	$ 4,133
Cash flows from investing activities:
Proceeds from sale of assets	1,321	434	2,683
Capital expenditures	(7,140)	(10,151)	(12,165)
Payments to acquire businesses, net of cash acquired	(6,445)	0	0
Contributed capital to subsidiaries		0
Return of capital from subsidiaries		0
Net cash used in investing activities	(12,264)	(9,717)	(9,482)
Cash flows from financing activities:
Changes in cash overdrafts	0	0	(8)
Net borrowings on ABL Credit Facility	8,280	10,205	0
Net repayments on First Lien Credit Facility	0	(412,028)	(37,038)
Borrowings under Senior Secured Notes	0	375,000	0
Borrowings under Senior Unsecured Notes	0	19,812	0
Contributed capital to subsidiaries		0
Return of capital		0
Debt issuance costs	(34)	(10,623)	0
Due (to) from affiliates	0	0	0
Net cash provided by (used in) financing activities	8,246	(17,634)	(37,046)
Effect of exchange rate changes on cash	(4,270)	(1,820)	(2,647)
Net decrease in cash and cash equivalents	(4,303)	(10,575)	(45,042)
Cash and cash equivalents at beginning of year	14,327	24,902	69,944
Cash and cash equivalents at end of year	10,024	14,327	24,902
Parent
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	0	0	0
Cash flows from investing activities:
Proceeds from sale of assets	0	0	0
Capital expenditures	0	0	0
Payments to acquire businesses, net of cash acquired	0
Contributed capital to subsidiaries		0
Return of capital from subsidiaries		0
Net cash used in investing activities	0	0	0
Cash flows from financing activities:
Changes in cash overdrafts			0
Net borrowings on ABL Credit Facility	0	0
Net repayments on First Lien Credit Facility		0	0
Borrowings under Senior Secured Notes		0
Borrowings under Senior Unsecured Notes		0
Contributed capital to subsidiaries		0
Return of capital		0
Debt issuance costs	0	0
Due (to) from affiliates	0	0	0
Net cash provided by (used in) financing activities	0	0	0
Effect of exchange rate changes on cash	0	0	0
Net decrease in cash and cash equivalents	0	0	0
Cash and cash equivalents at beginning of year	0	0	0
Cash and cash equivalents at end of year	0	0	0
Subsidiary Issuer
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(539)	(15,469)	(9,108)
Cash flows from investing activities:
Proceeds from sale of assets	1,317	79	2,680
Capital expenditures	(4,158)	(6,289)	(7,136)
Payments to acquire businesses, net of cash acquired	(6,445)
Contributed capital to subsidiaries		(99,930)
Return of capital from subsidiaries		151,083
Net cash used in investing activities	(9,286)	44,943	(4,456)
Cash flows from financing activities:
Changes in cash overdrafts			(8)
Net borrowings on ABL Credit Facility	8,280	10,205
Net repayments on First Lien Credit Facility		(302,394)	(29,487)
Borrowings under Senior Secured Notes		375,000
Borrowings under Senior Unsecured Notes		19,812
Contributed capital to subsidiaries		0
Return of capital		0
Debt issuance costs	(8)	(6,510)
Due (to) from affiliates	2,165	(132,896)	9,203
Net cash provided by (used in) financing activities	10,437	(36,783)	(20,292)
Effect of exchange rate changes on cash	0	0	0
Net decrease in cash and cash equivalents	612	(7,309)	(33,856)
Cash and cash equivalents at beginning of year	962	8,271	42,127
Cash and cash equivalents at end of year	1,574	962	8,271
Non-Guarantor
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	4,524	34,065	13,241
Cash flows from investing activities:
Proceeds from sale of assets	4	355	3
Capital expenditures	(2,982)	(3,862)	(5,029)
Payments to acquire businesses, net of cash acquired	0
Contributed capital to subsidiaries		0
Return of capital from subsidiaries		0
Net cash used in investing activities	(2,978)	(3,507)	(5,026)
Cash flows from financing activities:
Changes in cash overdrafts			0
Net borrowings on ABL Credit Facility	0	0
Net repayments on First Lien Credit Facility		(109,634)	(7,551)
Borrowings under Senior Secured Notes		0
Borrowings under Senior Unsecured Notes		0
Contributed capital to subsidiaries		99,930
Return of capital		(151,083)
Debt issuance costs	(26)	(4,113)
Due (to) from affiliates	(2,165)	132,896	(9,203)
Net cash provided by (used in) financing activities	(2,191)	(32,004)	(16,754)
Effect of exchange rate changes on cash	(4,270)	(1,820)	(2,647)
Net decrease in cash and cash equivalents	(4,915)	(3,266)	(11,186)
Cash and cash equivalents at beginning of year	13,365	16,631	27,817
Cash and cash equivalents at end of year	8,450	13,365	16,631
Eliminations
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	0	0	0
Cash flows from investing activities:
Proceeds from sale of assets	0	0	0
Capital expenditures	0	0	0
Payments to acquire businesses, net of cash acquired	0
Contributed capital to subsidiaries		99,930
Return of capital from subsidiaries		(151,083)
Net cash used in investing activities	0	(51,153)	0
Cash flows from financing activities:
Changes in cash overdrafts			0
Net borrowings on ABL Credit Facility	0	0
Net repayments on First Lien Credit Facility		0	0
Borrowings under Senior Secured Notes		0
Borrowings under Senior Unsecured Notes		0
Contributed capital to subsidiaries		(99,930)
Return of capital		151,083
Debt issuance costs	0	0
Due (to) from affiliates	0	0	0
Net cash provided by (used in) financing activities	0	51,153	0
Effect of exchange rate changes on cash	0	0	0
Net decrease in cash and cash equivalents	0	0	0
Cash and cash equivalents at beginning of year	0	0	0
Cash and cash equivalents at end of year	$ 0	$ 0	$ 0