Condensed Consolidated Balance Sheet (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 30,172	$ 16,909
Accounts receivable, net	155,878	150,676
Inventories
Raw materials and supplies	42,733	41,771
Work-in-process and finished goods	33,701	32,987
Prepaid expenses and other current assets	18,576	17,206
Total current assets	281,060	259,549
Property, plant and equipment, at cost	219,513	214,695
Less accumulated depreciation	(135,204)	(131,779)
Net property, plant and equipment	84,309	82,916
Goodwill	59,461	58,152
Other intangible assets, net	33,563	31,783
Investments in associated companies	8,302	7,942
Deferred income taxes	27,855	29,823
Other assets	36,191	35,356
Total assets	530,741	505,521
Current liabilities
Short-term borrowings and current portion of long-term debt	576	636
Accounts and other payables	74,277	68,125
Accrued compensation	14,390	16,987
Other current liabilities	22,812	20,901
Total current liabilities	112,055	106,649
Long-term debt	37,980	46,701
Deferred income taxes	9,319	7,094
Other non-current liabilities	86,162	89,351
Total liabilities	245,516	249,795
Equity
Common stock $1 par value; authorized 30,000,000 shares; issued and outstanding 2012 - 13,081,917 shares; 2011 - 12,911,508 shares	13,082	12,912
Capital in excess of par value	93,845	89,725
Retained earnings	199,388	175,932
Accumulated other comprehensive loss	(30,206)	(29,820)
Total Quaker shareholders' equity	276,109	248,749
Noncontrolling interest	9,116	6,977
Total equity	285,225	255,726
Total liabilities and equity	$ 530,741	$ 505,521