Business Segments (Tables)

12 Months Ended

Dec. 31, 2016

Segment Disclosures [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

		2016		2015		2014
Segment assets
	North America (including Corporate)	$	321,404	$	317,082	$	340,139
	EMEA		147,021		162,647		123,916
	Asia/Pacific		200,218		181,389		170,444
	South America		23,385		19,609		29,877
	Total segment assets	$	692,028	$	680,727	$	664,376

		2016		2015		2014
Segment long-lived assets
	North America (including Corporate)	$	86,775	$	87,421	$	92,319
	EMEA		25,630		27,101		20,634
	Asia/Pacific		22,040		23,096		24,392
	South America		2,858		2,573		3,911
	Total segment long-lived assets	$	137,303	$	140,191	$	141,256

		2016		2015		2014
Capital expenditures
	North America (including Corporate)	$	2,918	$	4,166	$	3,658
	EMEA		3,263		3,081		4,811
	Asia/Pacific		3,269		3,169		3,202
	South America		504		617		1,381
	Total segment capital expenditures	$	9,954	$	11,033	$	13,052

		2016		2015		2014
Depreciation
	North America	$	5,672	$	5,577	$	5,231
	EMEA		3,323		2,975		3,069
	Asia/Pacific		2,765		2,812		2,713
	South America		672		832		1,060
	Total segment depreciation	$	12,432	$	12,196	$	12,073

		2016		2015		2014
Net sales
	North America	$	336,174	$	344,248	$	334,400
	EMEA		200,917		179,717		195,309
	Asia/Pacific		179,131		181,056		185,974
	South America		30,443		32,534		50,177
	Total net sales	$	746,665	$	737,555	$	765,860
		2016		2015		2014
Operating earnings, excluding indirect operating expenses
	North America	$	77,492	$	79,791	$	68,296
	EMEA		33,634		27,979		32,589
	Asia/Pacific		45,866		45,107		43,847
	South America		1,386		1,785		4,292
	Total operating earnings, excluding indirect operating expenses		158,378		154,662		149,024

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

	2016		2015		2014
Total operating earnings, excluding indirect operating expenses		158,378		154,662		149,024
Non-operating charges		(68,632)		(69,602)		(69,602)
Restructuring and related activities		439		(6,790)		—
Depreciation of corporate assets and amortization		(7,134)		(7,010)		(7,010)
Consolidated operating income		83,051		71,260		72,412
Other (expense) income, net		1,810		(69)		767
Interest expense		(2,889)		(2,585)		(2,371)
Interest income		2,037		1,624		2,541
Consolidated income before taxes and equity in net income of associated companies	$	84,009	$	70,230	$	73,349

Schedule of Product Information [Table Text Block]

	2016		2015		2014
Rolling lubricants	19.0	%	18.6	%	20.1	%
Machining and grinding compounds	14.9	%	15.3	%	16.3	%
Hydraulic fluids	12.0	%	12.6	%	13.0	%
Corrosion preventives	11.8	%	12.0	%	12.5	%
Specialty greases	10.1	%	8.5	%	5.3	%