Pension and Other Postretirement Benefits (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Pensions [Member]
Pension and other postretirement benefits expenses
Service cost	$ 1,462	$ 1,645	$ 3,446	$ 3,258
Interest cost	5,038	5,415	10,025	10,737
Expected return on plan assets	(8,318)	(8,257)	(16,594)	(16,290)
Amortization of prior service cost	179	209	382	420
Recognized losses	4,218	3,100	8,293	5,859
Curtailment loss (gain)	0	0	199	0
Settlement loss	637	0	637	0
Special termination benefits	1,016	0	1,016	0
Net periodic benefit cost	4,232	2,112	7,404	3,984
Other Postretirement Benefits [Member]
Pension and other postretirement benefits expenses
Service cost	41	59	118	136
Interest cost	492	579	1,035	1,259
Amortization of prior service cost	(165)	(397)	(560)	(793)
Recognized losses	231	256	521	542
Curtailment loss (gain)	(3,081)	0	(3,081)	0
Net periodic benefit cost	(2,482)	497	(1,967)	1,144
Barnes Distribution North America [Member]
Pension and other postretirement benefits expenses
Withdrawal from multi-employer post-retirement benefit plan expense			$ 2,788