Pension (Projected Benefit Obligation and Fair Value of Assets) (Details) (USD $) In Thousands, unless otherwise specified	1 Months Ended	12 Months Ended
	May 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Defined Benefit Pension Plans and SERP
Change in projected benefit obligation:
Benefit obligation, beginning of year		$ 433,592	$ 384,679
Service cost (benefits earned during the period)		7,601	7,706	7,044
Interest cost on projected benefit obligation		19,074	20,352	21,038
Exchange rate fluctuations		2,150	3,727
Actuarial (gain) loss		(23,087)	54,374
Plan participants' contributions		1,108	1,087
Curtailment effect		0	(5,711)
Settlements paid		(6,307)	(13,244)
Benefits paid		(21,303)	(19,378)
Benefit obligation, end of year		412,828	433,592	384,679
Change in fair value of plan assets:
Fair value of plan assets, beginning of year		382,266	274,029
Actual return on plan assets		37,322	36,270
Exchange rate fluctuations		2,667	1,323
Employer contributions		7,496	102,179
Plan participants' contributions		1,108	1,087
Settlements paid		(6,307)	(13,244)
Benefits paid		(21,303)	(19,378)
Fair value of plan assets, end of year		403,249	382,266	274,029
Funded status of plan:
Funded ratio		97.70%	88.20%
Funded status and net accrued pension benefit asset (cost)		(9,579)	(51,326)
U.S. Plans
Change in projected benefit obligation:
Benefit obligation, beginning of year		338,133	315,689
Service cost (benefits earned during the period)		4,739	5,957	5,491
Interest cost on projected benefit obligation		14,093	15,398	16,057
Exchange rate fluctuations		0	0
Actuarial (gain) loss		(25,324)	34,151
Plan participants' contributions		0	0
Curtailment effect		0	(5,711)
Settlements paid		(6,307)	(12,552)
Benefits paid		(15,225)	(14,799)
Benefit obligation, end of year		310,109	338,133	315,689
Change in fair value of plan assets:
Fair value of plan assets, beginning of year		316,826	221,025
Actual return on plan assets		37,458	30,348
Exchange rate fluctuations		0	0
Employer contributions	79,700	75	92,804
Plan participants' contributions		0	0
Settlements paid		(6,307)	(12,552)
Benefits paid		(15,225)	(14,799)
Fair value of plan assets, end of year		332,827	316,826	221,025
Funded status of plan:
Funded ratio		107.30%	93.70%
Funded status and net accrued pension benefit asset (cost)		22,718	(21,307)
Non-U.S. Plans
Change in projected benefit obligation:
Benefit obligation, beginning of year		95,459	68,990
Service cost (benefits earned during the period)		2,862	1,749	1,553
Interest cost on projected benefit obligation		4,981	4,954	4,981
Exchange rate fluctuations		2,150	3,727
Actuarial (gain) loss		2,237	20,223
Plan participants' contributions		1,108	1,087
Curtailment effect		0	0
Settlements paid		0	(692)
Benefits paid		(6,078)	(4,579)
Benefit obligation, end of year		102,719	95,459	68,990
Change in fair value of plan assets:
Fair value of plan assets, beginning of year		65,440	53,004
Actual return on plan assets		(136)	5,922
Exchange rate fluctuations		2,667	1,323
Employer contributions		7,421	9,375
Plan participants' contributions		1,108	1,087
Settlements paid		0	(692)
Benefits paid		(6,078)	(4,579)
Fair value of plan assets, end of year		70,422	65,440	53,004
Funded status of plan:
Funded ratio		68.60%	68.60%
Funded status and net accrued pension benefit asset (cost)		$ (32,297)	$ (30,019)