Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 27, 2013		Sep. 28, 2012	Sep. 27, 2013		Sep. 28, 2012
Net earnings	$ 19,179		$ 14,982	$ 44,225		$ 40,864
Foreign currency translation adjustments	4,669		2,961	(89)		3,487
Change in unrealized loss on derivative instruments, net of tax expense of $74 and $0, and $36 and $0, respectively	(119)	[1]	0	(58)	[1]	0
Change in pension and post-retirement benefit plan liabilities, net of tax expense of $941 and $834 and $2,751 and $2,503, respectively	1,536	[2]	1,361	4,487	[2]	4,084
Other Comprehensive Income	6,086		4,322	4,340		7,571
Comprehensive Income	$ 25,265		$ 19,304	$ 48,565		$ 48,435

[1] See Note 8, Derivative Financial Instruments, for additional information regarding our derivative instruments.

[2] These accumulated other comprehensive income components are included in the computation of net periodic pension cost (See Note 11, Pension Plans for additional information).