Condensed Consolidated Balance Sheet (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 53,945	$ 32,547
Accounts receivable, net	166,584	154,197
Inventories
Raw materials and supplies	40,599	40,417
Work-in-process and finished goods	36,071	32,054
Prepaid expenses and other current assets	16,870	18,595
Total current assets	314,069	277,810
Property, plant and equipment, at cost	229,384	225,177
Less accumulated depreciation	(145,116)	(140,065)
Net property, plant and equipment	84,268	85,112
Goodwill	58,511	59,169
Other intangible assets, net	32,028	32,809
Investments in associated companies	17,789	16,603
Deferred income taxes	27,284	30,673
Other assets	36,038	34,458
Total assets	569,987	536,634
Current liabilities
Short-term borrowings and current portion of long-term debt	1,432	1,468
Accounts and other payables	81,289	70,794
Accrued compensation	17,027	16,842
Other current liabilities	27,399	18,688
Total current liabilities	127,147	107,792
Long-term debt	17,765	30,000
Deferred income taxes	6,127	6,383
Other non-current liabilities	94,105	102,783
Total liabilities	245,144	246,958
Equity
Common stock $1 par value; authorized 30,000,000 shares; issued and outstanding 2013 - 13,187,320 shares; 2012 - 13,094,901 shares	13,187	13,095
Capital in excess of par value	97,816	94,470
Retained earnings	247,833	215,390
Accumulated Other Comprehensive Loss	(43,238)	(41,855)
Total Quaker shareholders' equity	315,598	281,100
Noncontrolling interest	9,245	8,576
Total equity	324,843	289,676
Total liabilities and equity	$ 569,987	$ 536,634