Business Segments (Tables)

12 Months Ended

Dec. 31, 2012

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


		Metalworking				Other
		Process				Chemical
		Chemicals		Coatings		Products		Total
2012
	Net sales	$	661,794	$	42,763	$	3,669	$	708,226
	Operating income for reportable segments		116,013		10,654		304		126,971
	Depreciation		10,834		700		60		11,594
	Segment assets		514,513		21,406		715		536,634
	Expenditures for long-lived assets		12,291		444		0		12,735
2011
	Net sales	$	641,325	$	39,182	$	2,724	$	683,231
	Operating income for reportable segments		110,118		9,275		112		119,505
	Depreciation		10,222		624		43		10,889
	Segment assets (re-cast)		489,615		20,644		893		511,152
	Expenditures for long-lived assets		11,706		411		0		12,117
2010
	Net sales	$	511,305	$	30,999	$	1,759	$	544,063
	Operating income (loss) for reportable segments		98,427		7,093		(77)		105,443
	Depreciation		9,150		555		31		9,736
	Segment assets (re-cast)		433,821		18,201		846		452,868
	Expenditures for long-lived assets		8,983		370		1		9,354

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

			2012		2011		2010
Total operating income for reportable segments		$	126,971	$	119,505	$	105,443
Non-income tax contingency charge			0		0		(4,132)
CEO transition charges			0		0		(1,317)
Non-operating charges			(59,983)		(58,689)		(50,744)
Depreciation of corporate assets and amortization			(3,764)		(2,904)		(1,119)
Consolidated operating income			63,224		57,912		48,131
Interest expense			(4,283)		(4,666)		(5,225)
Interest income			592		1,081		1,201
Other income, net			3,415		5,050		2,106
Consolidated income before taxes and equity in net
	income of associated companies	$	62,948	$	59,377	$	46,213

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	2012		2011		2010
Net sales
North America	$	310,127	$	268,519	$	190,623
Europe		169,323		178,695		148,426
Asia/Pacific		157,062		151,468		125,189
South America		66,238		79,181		75,169
South Africa		5,476		5,368		4,656
Consolidated	$	708,226	$	683,231	$	544,063

	2012		2011		2010
			(re-cast)		(re-cast)
Long-lived assets
North America	$	88,857	$	90,800	$	85,821
Europe		22,299		19,215		24,793
Asia/Pacific		19,720		15,225		14,099
South America		5,276		6,577		6,998
South Africa		21		28		41
Consolidated	$	136,173	$	131,845	$	131,752

- Definition

Tabular disclosure of all significant reconciling items in the reconciliation of total profit or loss from reportable segments, to the entity's consolidated income before income taxes, extraordinary items, and discontinued operations.

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- Definition

Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries.

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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