Pension and Other Postretirement Benefits (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Pensions [Member]
Pension and other postretirement benefits expenses
Service cost	$ 1,984	$ 1,613
Interest cost	4,987	5,322
Expected return on plan assets	(8,276)	(8,033)
Amortization of prior service cost (credit)	203	211
Recognized losses	4,075	2,759
Curtailment loss	199	0
Net periodic benefit cost	3,172	1,872
Other Postretirement Benefits [Member]
Pension and other postretirement benefits expenses
Service cost	77	77
Interest cost	543	680
Amortization of prior service cost (credit)	(395)	(396)
Recognized losses	290	286
Net periodic benefit cost	515	647
Barnes Distribution North America [Member]
Pension and other postretirement benefits expenses
Withdrawal from multi-employer post-retirement benefit plan expense	$ 2,788