Employee Benefit Plans - Obligations and Funded Status (Details)	12 Months Ended
	Dec. 31, 2015 USD ($) Employees Participants	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Defined contribution plan expense	$ 32,281,000	$ 34,263,000	$ 25,645,000
Document Fiscal Year Focus	2015
Number of participants covered by post retirement benefit plans | Participants	1,163
Number of participants eligible for medical benefits | Participants	1,141
Number of employees covered in multiemployer pension plans | Employees	100
Contributions to multiemployer plans	$ 2,000,000	2,000,000	2,000,000
Change in Fair Value of Plan Assets [Roll Forward]
Company contributions	(21,942,000)	(24,232,000)	(40,258,000)
Assets and Liabilities [Abstract]
Other liabilities (deferred compensation)	(195,095,000)	(229,128,000)
Accumulated Other Comprehensive Loss (Earnings) [Abstract]
Total Accumulated Other Comprehensive Loss (Earnings), net of tax	123,301,000	147,237,000
Accumulated benefit obligation	846,640,000	907,436,000
Net periodic benefit cost [Abstract]
Total net periodic benefit cost	34,253,000	34,627,000	44,311,000
Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets [Abstract]
Projected benefit obligation (PBO)	333,994,000	372,931,000
Accumulated benefit obligation (ABO)	311,300,000	342,158,000
Fair value of plan assets	120,069,000	133,930,000
U.S. Pension Plan, Defined Benefit [Member]
Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	575,576,000	519,552,000
Service cost	15,661,000	13,801,000	17,123,000
Interest cost	23,163,000	25,204,000	24,801,000
Plan participants' contributions	0	0
Benefits paid	(51,126,000)	(17,957,000)
Actuarial loss (gain)	(33,199,000)	84,314,000
Business dispositions	0	0
Amendments	0	0
Settlement and curtailment gains	(2,942,000)	(49,338,000)
Currency translation and other	534,000	0
Benefit obligation at end of year	527,667,000	575,576,000	519,552,000
Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	601,376,000	595,143,000
Actual return on plan assets	2,567,000	73,528,000
Company contributions	0	0
Plan participants' contributions	0	0
Benefits paid	(51,126,000)	(17,957,000)
Business dispositions	0	0
Settlements and curtailments	0
Currency translation	0	0
Fair value of plan assets at end of year	552,817,000	601,376,000	595,143,000
Defined Benefit Plan, Funded Status of Plan [Abstract]
Funded status	25,150,000	25,800,000
Assets and Liabilities [Abstract]
Other assets and deferred charges	25,150,000	25,800,000
Accrued compensation and employee benefits	0	0
Other liabilities (deferred compensation)	0	0
Total Assets and Liabilities	25,150,000	25,800,000
Accumulated Other Comprehensive Loss (Earnings) [Abstract]
Net actuarial losses (gains)	110,163,000	119,919,000
Prior service cost (credit)	2,215,000	3,388,000
Net asset at transition, other	0	0
Deferred taxes	(39,333,000)	(43,158,000)
Total Accumulated Other Comprehensive Loss (Earnings), net of tax	73,045,000	80,149,000
Net amount recognized on the balance sheet	98,195,000	105,949,000
Accumulated benefit obligation	498,899,000	537,393,000
Net periodic benefit cost [Abstract]
Service cost	15,661,000	13,801,000	17,123,000
Interest cost	23,163,000	25,204,000	24,801,000
Expected return on plan assets	(41,571,000)	(41,594,000)	(40,194,000)
Amortization of prior service costs (income)	897,000	1,083,000	1,026,000
Amortization of actuarial (gains) losses	12,620,000	8,289,000	17,654,000
Amortization of transition obligation	0	0	0
Settlement & curtailment (gain) loss	810,000	10,279,000	187,000
Defined Benefit Plan, Other Costs	0	0	501,000
Total net periodic benefit cost	11,580,000	17,062,000	21,098,000
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract]
Prior service cost (credit)	733,000
Recognized actuarial loss (gain)	6,437,000
Transition obligation	0
Amounts that will be amortized from accumulated other comprehensive earnings (loss) in next fiscal year	7,170,000
Non-U.S. Pension Plans, Defined Benefit [Member]
Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	265,023,000	299,284,000
Service cost	6,613,000	6,027,000	6,043,000
Interest cost	5,885,000	8,222,000	9,081,000
Plan participants' contributions	1,555,000	1,732,000
Benefits paid	(8,399,000)	(5,452,000)
Actuarial loss (gain)	(5,018,000)	40,962,000
Business dispositions	(106,000)	(60,164,000)
Amendments	(5,063,000)	0
Settlement and curtailment gains	(2,753,000)	(390,000)
Currency translation and other	(11,751,000)	(25,198,000)
Benefit obligation at end of year	245,986,000	265,023,000	299,284,000
Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	163,510,000	203,681,000
Actual return on plan assets	2,369,000	14,868,000
Company contributions	8,366,000	9,547,000
Plan participants' contributions	1,555,000	1,732,000
Benefits paid	(8,399,000)	(5,452,000)
Business dispositions	0	(46,334,000)
Settlements and curtailments	(2,753,000)	(390,000)
Currency translation	(5,212,000)	(14,142,000)
Fair value of plan assets at end of year	159,436,000	163,510,000	203,681,000
Defined Benefit Plan, Funded Status of Plan [Abstract]
Funded status	(86,550,000)	(101,513,000)
Assets and Liabilities [Abstract]
Other assets and deferred charges	2,064,000	152,000
Accrued compensation and employee benefits	(1,433,000)	(1,575,000)
Other liabilities (deferred compensation)	(87,181,000)	(100,090,000)
Total Assets and Liabilities	(86,550,000)	(101,513,000)
Accumulated Other Comprehensive Loss (Earnings) [Abstract]
Net actuarial losses (gains)	59,953,000	61,813,000
Prior service cost (credit)	(4,095,000)	1,058,000
Net asset at transition, other	(52,000)	(48,000)
Deferred taxes	(13,569,000)	(15,312,000)
Total Accumulated Other Comprehensive Loss (Earnings), net of tax	42,237,000	47,511,000
Net amount recognized on the balance sheet	(44,313,000)	(54,002,000)
Accumulated benefit obligation	232,924,000	246,814,000
Net periodic benefit cost [Abstract]
Service cost	6,613,000	6,027,000	6,043,000
Interest cost	5,885,000	8,222,000	9,081,000
Expected return on plan assets	(7,990,000)	(8,498,000)	(9,608,000)
Amortization of prior service costs (income)	89,000	107,000	114,000
Amortization of actuarial (gains) losses	2,647,000	903,000	1,492,000
Amortization of transition obligation	4,000	4,000	(14,000)
Settlement & curtailment (gain) loss	(184,000)	(45,000)	697,000
Defined Benefit Plan, Other Costs	0	6,000	5,000
Total net periodic benefit cost	7,064,000	6,726,000	7,810,000
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract]
Prior service cost (credit)	(400,000)
Recognized actuarial loss (gain)	2,673,000
Transition obligation	4,000
Amounts that will be amortized from accumulated other comprehensive earnings (loss) in next fiscal year	2,277,000
Supplemental Employee Retirement Plans, Defined Benefit [Member]
Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	137,999,000	133,056,000
Service cost	3,739,000	3,320,000	5,634,000
Interest cost	5,063,000	6,148,000	6,741,000
Plan participants' contributions	0	0
Benefits paid	(12,845,000)	(13,939,000)
Actuarial loss (gain)	(8,645,000)	11,088,000
Business dispositions	0	(3,137,000)
Amendments	0	1,463,000
Settlement and curtailment gains	0	0
Currency translation and other	0	0
Benefit obligation at end of year	125,311,000	137,999,000	133,056,000
Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	0	0
Actual return on plan assets	0	0
Company contributions	12,845,000	13,939,000
Plan participants' contributions	0	0
Benefits paid	(12,845,000)	(13,939,000)
Business dispositions	0	0
Settlements and curtailments	0	0
Currency translation	0	0
Fair value of plan assets at end of year	0	0	0
Defined Benefit Plan, Funded Status of Plan [Abstract]
Funded status	(125,311,000)	(137,999,000)
Assets and Liabilities [Abstract]
Other assets and deferred charges	0	0
Accrued compensation and employee benefits	(27,361,000)	(21,978,000)
Other liabilities (deferred compensation)	(97,950,000)	(116,021,000)
Total Assets and Liabilities	(125,311,000)	(137,999,000)
Accumulated Other Comprehensive Loss (Earnings) [Abstract]
Net actuarial losses (gains)	(9,678,000)	(746,000)
Prior service cost (credit)	24,454,000	31,381,000
Net asset at transition, other	0	0
Deferred taxes	(5,173,000)	(10,725,000)
Total Accumulated Other Comprehensive Loss (Earnings), net of tax	9,603,000	19,910,000
Net amount recognized on the balance sheet	(115,708,000)	(118,089,000)
Accumulated benefit obligation	114,817,000	123,229,000
Net periodic benefit cost [Abstract]
Service cost	3,739,000	3,320,000	5,634,000
Interest cost	5,063,000	6,148,000	6,741,000
Expected return on plan assets	0	0	0
Amortization of prior service costs (income)	6,927,000	7,775,000	8,110,000
Amortization of actuarial (gains) losses	286,000	(428,000)	(16,000)
Amortization of transition obligation	0	0	0
Settlement & curtailment (gain) loss	0	0	(4,411,000)
Defined Benefit Plan, Other Costs	0	0	13,000
Total net periodic benefit cost	16,015,000	16,815,000	16,071,000
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract]
Prior service cost (credit)	6,266,000
Recognized actuarial loss (gain)	(560,000)
Transition obligation	0
Amounts that will be amortized from accumulated other comprehensive earnings (loss) in next fiscal year	5,706,000
Other Postretirement Benefit Plans, Defined Benefit [Member]
Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	13,943,000	14,136,000
Service cost	163,000	249,000	234,000
Interest cost	512,000	627,000	523,000
Plan participants' contributions	417,000	476,000
Benefits paid	(1,148,000)	(1,222,000)
Actuarial loss (gain)	(785,000)	(556,000)
Business dispositions	0	0
Amendments	(1,049,000)	0
Settlement and curtailment gains	(1,168,000)	0
Currency translation and other	0	233,000
Benefit obligation at end of year	10,885,000	13,943,000	14,136,000
Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	0	0
Actual return on plan assets	0	0
Company contributions	731,000	746,000
Plan participants' contributions	417,000	476,000
Benefits paid	(1,148,000)	(1,222,000)
Business dispositions	0	0
Settlements and curtailments	0	0
Currency translation	0	0
Fair value of plan assets at end of year	0	0	0
Defined Benefit Plan, Funded Status of Plan [Abstract]
Funded status	(10,885,000)	(13,943,000)
Assets and Liabilities [Abstract]
Other assets and deferred charges	0	0
Accrued compensation and employee benefits	(921,000)	(926,000)
Other liabilities (deferred compensation)	(9,964,000)	(13,017,000)
Total Assets and Liabilities	(10,885,000)	(13,943,000)
Accumulated Other Comprehensive Loss (Earnings) [Abstract]
Net actuarial losses (gains)	(1,347,000)	192,000
Prior service cost (credit)	(999,000)	(615,000)
Net asset at transition, other	0	0
Deferred taxes	762,000	90,000
Total Accumulated Other Comprehensive Loss (Earnings), net of tax	(1,584,000)	(333,000)
Net amount recognized on the balance sheet	(12,469,000)	(14,276,000)
Net periodic benefit cost [Abstract]
Service cost	163,000	249,000	234,000
Interest cost	512,000	627,000	523,000
Amortization of prior service costs (income)	(372,000)	(409,000)	(416,000)
Amortization of actuarial (gains) losses	(30,000)	54,000	134,000
Other pension costs	(679,000)	233,000	77,000
Total net periodic benefit cost	(406,000)	754,000	552,000
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year [Abstract]
Prior service cost (credit)	(143,000)
Recognized actuarial loss (gain)	(236,000)
Transition obligation	0
Amounts that will be amortized from accumulated other comprehensive earnings (loss) in next fiscal year	(379,000)
Knowles [Member]
Change in Fair Value of Plan Assets [Roll Forward]
Settlements and curtailments		(49,338,000)
Net periodic benefit cost [Abstract]
Total net periodic benefit cost		$ 55,000	$ 1,220,000
Discontinued Operations [Member]
Net periodic benefit cost [Abstract]
Settlement & curtailment (gain) loss	6,675,000
Continuing Operations [Member]
Net periodic benefit cost [Abstract]
Settlement & curtailment (gain) loss	$ 3,604,000