Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2016

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The following tables summarize the consolidated balance sheets impact, including the benefit obligations, assets and funded status associated with the Company's significant defined benefit and other post-retirement benefit plans at December 31, 2016 and 2015.



	Qualified Defined Benefits												Non-Qualified Supplemental Benefits						Other Post-Retirement Benefits
	U.S. Plan						Non-U.S. Plans						Non-Qualified Supplemental Benefits						Other Post-Retirement Benefits
	2016			2015			2016			2015			2016			2015			2016			2015
Change in benefit obligation:
Benefit obligation at beginning of year	$	527,667		$	575,576		$	245,986		$	265,023		$	125,311		$	137,999		$	10,885		$	13,943
Service cost	13,913			15,661			5,590			6,613			2,959			3,739			52			163
Interest cost	23,046			23,163			5,593			5,885			5,268			5,063			403			512
Plan participants' contributions	—			—			1,223			1,555			—			—			102			417
Benefits paid	(32,341		)	(51,126		)	(7,870		)	(8,399		)	(16,643		)	(12,845		)	(767		)	(1,148		)
Actuarial loss (gain)	2,980			(33,199		)	22,909			(5,018		)	(6,449		)	(8,645		)	(2,343		)	(785		)
Business (dispositions) acquisitions	—			—			(4,420		)	(106		)	—			—			4,367			—
Amendments	—			—			—			(5,063		)	—			—			—			(1,049		)
Settlements and curtailments	—			(2,942		)	(3,262		)	(2,753		)	—			—			—			(1,168		)
Currency translation and other	34			534			(22,266		)	(11,751		)	—			—			(436		)	—
Benefit obligation at end of year	535,299			527,667			243,483			245,986			110,446			125,311			12,263			10,885
Change in plan assets:
Fair value of plan assets at beginning of year	552,817			601,376			159,436			163,510			—			—			—			—
Actual return on plan assets	42,088			2,567			10,317			2,369			—			—			—			—
Company contributions	—			—			8,383			8,366			16,643			12,845			665			731
Plan participants' contributions	—			—			1,223			1,555			—			—			102			417
Benefits paid	(32,341		)	(51,126		)	(7,870		)	(8,399		)	(16,643		)	(12,845		)	(767		)	(1,148		)
Business (dispositions) acquisitions	—			—			(3,967		)	—			—			—			—			—
Settlements and curtailments	—			—			(3,262		)	(2,753		)	—			—			—			—
Currency translation	—			—			(15,746		)	(5,212		)	—			—			—			—
Fair value of plan assets at end of year	562,564			552,817			148,514			159,436			—			—			—			—
Funded (Unfunded) status	$	27,265		$	25,150		$	(94,969	)	$	(86,550	)	$	(110,446	)	$	(125,311	)	$	(12,263	)	$	(10,885	)
Amounts recognized in the consolidated balance sheets consist of:
Assets and Liabilities:
Other assets and deferred charges	$	27,265		$	25,150		$	706		$	2,064		$	—		$	—		$	—		$	—
Accrued compensation and employee benefits	—			—			(1,235		)	(1,433		)	(20,032		)	(27,361		)	(849		)	(921		)
Other liabilities (deferred compensation)	—			—			(94,440		)	(87,181		)	(90,414		)	(97,950		)	(11,414		)	(9,964		)
Total assets and liabilities	27,265			25,150			(94,969		)	(86,550		)	(110,446		)	(125,311		)	(12,263		)	(10,885		)
Accumulated Other Comprehensive Loss (Earnings):
Net actuarial losses (gains)	103,410			110,163			73,023			59,953			(15,565		)	(9,678		)	(1,921		)	(1,347		)
Prior service cost (credit)	1,482			2,215			(3,925		)	(4,095		)	18,187			24,454			43			(999		)
Net asset at transition, other	—			—			(56		)	(52		)	—			—			—			—
Deferred taxes	(36,712		)	(39,333		)	(15,719		)	(13,569		)	(920		)	(5,173		)	598			762
Total accumulated other comprehensive loss (earnings), net of tax	68,180			73,045			53,323			42,237			1,702			9,603			(1,280		)	(1,584		)
Net amount recognized at December 31,	$	95,445		$	98,195		$	(41,646	)	$	(44,313	)	$	(108,744	)	$	(115,708	)	$	(13,543	)	$	(12,469	)

Accumulated benefit obligations	$	512,707		$	498,899		$	231,903		$	232,924		$	101,286		$	114,817

Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]

Pension plans with accumulated benefit obligations in excess of plan assets consist of the following at December 31, 2016 and 2015:



	2016		2015
Projected benefit obligation (PBO)	$	346,710	$	333,994
Accumulated benefit obligation (ABO)	325,969		311,300
Fair value of plan assets	140,589		120,069

Schedule of Net Benefit Costs [Table Text Block]

Net Periodic Benefit Cost

Components of the net periodic benefit cost were as follows:

Defined Benefit Plans



	Qualified Defined Benefits																		Non-Qualified Supplemental Benefits
	U.S. Plan									Non-U.S. Plans ⁽¹⁾									Non-Qualified Supplemental Benefits
	2016			2015			2014			2016			2015			2014			2016			2015		2014
Service cost	$	13,913		$	15,661		$	13,801		$	5,590		$	6,613		$	6,027		$	2,959		$	3,739	$	3,320
Interest cost	23,046			23,163			25,204			5,593			5,885			8,222			5,268			5,063		6,148
Expected return on plan assets	(38,793		)	(41,571		)	(41,594		)	(7,830		)	(7,990		)	(8,498		)	—			—		—
Amortization of:
Prior service cost (credit)	733			897			1,083			(397		)	89			107			6,266			6,927		7,775
Recognized actuarial loss (gain)	6,437			12,620			8,289			2,658			2,647			903			(560		)	286		(428		)
Transition obligation	—			—			—			4			4			4			—			—		—
Settlement and curtailment loss (gain) ⁽²⁾	—			810			10,279			1,103			(184		)	(45		)	—			—		—
Other	35			—			—			—			—			6			—			—		—
Total net periodic benefit cost	$	5,371		$	11,580		$	17,062		$	6,721		$	7,064		$	6,726		$	13,933		$	16,015	$	16,815


(1)	Net periodic benefit cost for non-U.S. plans includes $55 of expense for the year ended December 31, 2014, relating to plans sponsored by Knowles that were distributed as part of the separation on February 28, 2014.


(2)	The $6,675 of the 2014 settlement loss on the U.S. Plan is attributable to Knowles participants in the Dover Defined Benefit Plan and has therefore, been reflected in the results of discontinued operations. The remaining $3,604 of this settlement loss has been reflected in the results of continuing operations.

Other Post-Retirement Benefits



	2016		2015			2014
Service cost	$	52	$	163		$	249
Interest cost	403		512			627
Amortization of:
Prior service cost (credit)	7		(372		)	(409		)
Recognized actuarial loss (gain)	5		(30		)	54
Other	—		(679		)	233
Total net periodic cost (benefit)	$	467	$	(406	)	$	754

The one-time benefit of $679 in 2015 relates to the shutdown of certain plant locations, as well as changes to future benefits for certain retirees.

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]

Amounts expected to be amortized from accumulated other comprehensive earnings (loss) into net periodic benefit cost during 2017 are as follows:



	Qualified Defined Benefits					Non-Qualified Supplemental Benefits			Other Post-Retirement Benefits
	U.S. Plan		Non-U.S. Plans			Non-Qualified Supplemental Benefits			Other Post-Retirement Benefits
Amortization of:
Prior service cost (credit)	$	427	$	(408	)	$	4,411		$	7
Recognized actuarial loss (gain)	5,582		3,303			(1,192		)	(161		)
Transition obligation	—		4			—			—
Total	$	6,009	$	2,899		$	3,219		$	(154	)

Weighted-average assumptions used in benefit obligations [Table Text Block]

The weighted average assumptions used in determining the benefit obligations were as follows:



	Qualified Defined Benefits								Non-Qualified Supplemental Benefits				Other Post-Retirement Benefits
	U.S. Plan				Non-U.S. Plans				Non-Qualified Supplemental Benefits				Other Post-Retirement Benefits
	2016		2015		2016		2015		2016		2015		2016			2015
Discount rate	4.10	%	4.40	%	2.06	%	2.32	%	3.90	%	3.90	%	6.49	%	(1)	4.00	%
Average wage increase	4.00	%	4.00	%	2.34	%	2.25	%	4.50	%	4.50	%	na			na
Ultimate medical trend rate	na		na		na		na		na		na		5.00	%		5.00	%

Weighted-average assumptions used calculating net periodic cost [Table Text Block]

The weighted average assumptions used in determining the net periodic benefit cost were as follows:



	Qualified Defined Benefits												Non- Qualified Supplemental Benefits						Other Post-Retirement Benefits
	U.S. Plan						Non-U.S. Plans						Non- Qualified Supplemental Benefits						Other Post-Retirement Benefits
	2016		2015		2014		2016		2015		2014		2016		2015		2014		2016		2015		2014
Discount rate	4.40	%	4.05	%	4.90	%	2.32	%	2.31	%	3.53	%	4.18	%	3.96	%	4.77	%	4.00	%	3.75	%	4.45	%
Average wage increase	4.00	%	4.00	%	4.00	%	2.25	%	2.50	%	2.86	%	4.50	%	4.50	%	4.50	%	na		na		na
Expected return on plan assets	7.25	%	7.75	%	7.75	%	4.95	%	4.85	%	5.35	%	na		na		na		na		na		na

Weighted-average asset allocation actual and target [Table Text Block]

The Company’s actual and target weighted average asset allocation for our U.S. Corporate Pension Plan was as follows:



	2016		2015		Current Target
Equity securities	57	%	57	%	58	%
Fixed income	35	%	33	%	35	%
Real estate and other	8	%	10	%	7	%
Total	100	%	100	%	100	%

Schedule of Allocation of Plan Assets [Table Text Block]

The fair values of both U.S. and non-U.S. pension plan assets by asset category within the fair value hierarchy (as defined in Note 10 — Financial Instruments) were as follows:



	U.S. Plan
	December 31, 2016						December 31, 2015
	Level 1		Level 2		Total Fair Value		Level 1		Level 2		Total Fair Value
Common stocks	$	161,426	$	—	$	161,426	$	157,796	$	—	$	157,796
Mutual funds	43,272		—		43,272		39,159		—		39,159
Fixed income investments:
Corporate bonds	—		60,638		60,638		—		59,964		59,964
Government securities	5,901		109,888		115,789		47,426		74,953		122,379
Interest-bearing cash and short-term investments	11,200		—		11,200		6,751		—		6,751
Total investments at fair value	221,799		170,526		392,325		251,132		134,917		386,049
Investments measured at net asset value*
Collective trusts	—		—		124,456		—		—		124,128
Real estate investments	—		—		45,494		—		—		42,391
Cash and cash equivalents	—		—		289		—		—		249
Total investments	$	221,799	$	170,526	$	562,564	$	251,132	$	134,917	$	552,817

* In accordance with Fair Value Measurement Topic 820 (Subtopic 820-10), certain investments that are measured at fair value using the net asset value per share (or its equivalent) were not classified in the fair value hierarchy.

The Company had no level 3 U.S. Plan assets at December 31, 2016 and 2015.



	Non-U.S. Plans
	December 31, 2016								December 31, 2015
	Level 1		Level 2		Level 3		Total Fair Value		Level 1		Level 2		Level 3		Total Fair Value
Common stocks	$	25,037	$	—	$	—	$	25,037	$	23,113	$	—	$	—	$	23,113
Fixed income investments	—		53,210		—		53,210		—		48,523		—		48,523
Common stock funds	—		46,565		—		46,565		—		45,058		—		45,058
Collective funds	—		—		—		—		—		23,978		—		23,978
Real estate funds	—		—		8,626		8,626		—		—		8,904		8,904
Cash and cash equivalents	104		—		—		104		829		—		—		829
Other	—		4,599		10,373		14,972		—		9,031		—		9,031
Total	$	25,141	$	104,374	$	18,999	$	148,514	$	23,942	$	126,590	$	8,904	$	159,436

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]

The fair value measurement of plan assets using significant unobservable inputs (Level 3) changed during 2015 and 2016 due to the following:



	Level 3
Balance at January 1, 2015	$	9,976
Actual return on plan assets:
Relating to assets still held at December 31, 2015	116
Purchases	5,629
Sales	(6,817		)
Balance at December 31, 2015	8,904
Actual return on plan assets:
Relating to assets sold during the period	16
Relating to assets still held at December 31, 2016	238
Business acquisition	4,941
Purchases	6,490
Sales	(1,590		)
Balance at December 31, 2016	$	18,999

Schedule of Expected Benefit Payments [Table Text Block]

Benefit Payments

Estimated future benefit payments to retirees, which reflect expected future service, are as follows:



	Qualified Defined Benefits				Non-Qualified Supplemental Benefits		Other Post-Retirement Benefits
	U.S. Plan		Non-U.S. Plans		Non-Qualified Supplemental Benefits		Other Post-Retirement Benefits
2017	$	35,717	$	6,445	$	20,428	$	873
2018	37,748		6,478		6,762		890
2019	37,233		6,673		9,401		909
2020	40,553		6,759		7,054		935
2021	41,433		7,563		14,671		934
2022 - 2026	194,653		42,412		30,670		4,955