Consolidated Balance Sheet (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 68,492	$ 32,547
Accounts receivable, net	165,629	154,197
Inventories	71,557	72,471
Current deferred tax assets	7,826	6,401
Prepaid expenses and other current assets	15,343	12,194
Total current assets	328,847	277,810
Property, plant and equipment, net	85,488	85,112
Goodwill	58,151	59,169
Other intangible assets, net	31,272	32,809
Investments in associated companies	19,397	16,603
Non-current deferred tax assets	24,724	30,673
Other assets	36,267	34,458
Total assets	584,146	536,634
Current liabilities
Short-term borrowings and current portion of long-term debt	1,395	1,468
Accounts payable	72,281	67,586
Dividends payable	3,299	3,208
Accrued compensation	20,801	16,842
Accrued Pension and Postretirement Benefits, Current	1,438	2,188
Current deferred tax liabilities	1,057	253
Other current liabilities	30,585	16,247
Total current liabilities	130,856	107,792
Long-term debt	17,321	30,000
Non-current deferred tax liabilities	6,394	6,383
Accrued Pension and Postretirement Benefits, Non-current	37,006	49,916
Other non-current liabilities	47,538	52,867
Total liabilities	239,115	246,958
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Common stock $1 par value; authorized 30,000,000 shares; issued and outstanding 2013 - 13,196,140 shares; 2012 - 13,094,901 shares	13,196	13,095
Capital in excess of par value	99,038	94,470
Retained earnings	258,620	215,390
Accumulated Other Comprehensive Loss	(34,700)	(41,855)
Total Quaker shareholders equity	336,154	281,100
Noncontrolling interest	8,877	8,576
Total equity	345,031	289,676
Total liabilities and equity	$ 584,146	$ 536,634