EQUITY ROLL FORWARD (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	$ 450,438
Redeemable Noncontrolling Interest, Beginning Balance	5,407
Net income	23,161	10,902
Noncontrolling interest accretion	0	(99)
Share-based compensation	982	1,174
Equity, Ending Balance	486,777
Redeemable Noncontrolling Interest, Ending Balance	4,889
Total Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	450,438
Net income	23,114
Dividends on common stock	(3,152)
Common stock issued	2,613
Common stock repurchased or received for stock options exercised	(30)
Share-based compensation	982
Tax benefit of stock options exercised	676
Currency translation adjustment	11,779
Pension liability, net of taxes	357
Equity, Ending Balance	486,777
Common
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	2,333
Common stock issued	10
Common stock repurchased or received for stock options exercised	0
Share-based compensation	0
Equity, Ending Balance	2,343
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	144,609
Common stock issued	2,603
Share-based compensation	982
Tax benefit of stock options exercised	676
Equity, Ending Balance	148,870
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	350,457
Net income	23,046
Dividends on common stock	(3,152)
Common stock repurchased or received for stock options exercised	(30)
Equity, Ending Balance	370,321
Minimum Pension Liability
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	(47,219)
Pension liability, net of taxes	357
Equity, Ending Balance	(46,862)
Cumulative Translation Adjustment
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	(2,045)
Currency translation adjustment	11,492
Equity, Ending Balance	9,447
Non-controlling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity, Beginning Balance	2,303
Net income	68
Currency translation adjustment	287
Equity, Ending Balance	2,658
Redeemable Non-controlling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Redeemable Noncontrolling Interest, Beginning Balance	5,407
Net income	47
Currency translation adjustment	(565)
Redeemable Noncontrolling Interest, Ending Balance	$ 4,889