Total annual director retainer fee

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- Definition

Description of the director retainer fee in company stock and cash

+ References

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- References

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- Definition

Description of the maximum number of shares to be held per employee as a percentage of outstanding common stock

+ References

No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 14.F)

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-Section 50

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(1)(i)

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

+ References

No definition available.

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

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No definition available.

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- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Discount rate from fair value on purchase date that participants pay for shares.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

The maximum number of shares (or other type of equity) that have been approved for issuance in the equity-based payment transaction.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(3)

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-Name Accounting Standards Codification

-Topic 505

-SubTopic 50

-Section 50

-Paragraph 1

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- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

+ References

No definition available.

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Stock Based Compensation - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Share Based Compensation [Abstract]
Outstanding Options, Intrinsic Value	$ 890		$ 890
Exercisable Options, Intrinsic Value	643		$ 643
Option Award Vesting Period			3 years
Share Based Compensation [Line Items]
Share-based Compensation Expense in Period, Stock Option Awards	1,331	$ 1,227	$ 4,500	$ 3,959
ESPP: Purchase Price Percentage			85.00%
ESPP: Discount from Market Price			15.00%
ESPP: Maximum Ownership of Outstanding Shares			An employee whose stock ownership of the Company exceeds five percent of the outstanding common stock is not eligible to participate in this plan.
D S O P 2013 [Member]
Share Based Compensation [Line Items]
Director Stock Ownership Plan Maximum Number of Shares Authorized Under Plan			75,000
Director Stock Ownership Plan Terms			Under the Plan, each director who, on May 1 of the applicable calendar year, owns less than 400% of the annual cash retainer for the applicable calendar year, divided by the average of the closing price of a share of Quaker Common Stock as reported by the composite tape of the New York Stock Exchange for the previous calendar year (the “Threshold Amount”), is required to receive 75% of the annual cash retainer in Quaker common stock and 25% of the retainer in cash, unless the director elects to receive a greater percentage of Quaker common stock (up to 100%) of the annual cash retainer for the applicable year. Each director who owns more than the Threshold Amount may elect to receive common stock in payment of a percentage (up to 100%) of the annual cash retainer.
Director Retainer Annual Fee	50		$ 50
Options Granted in Current Year [Member]
Share Based Compensation [Line Items]
Share-based Compensation Expense in Period, Stock Option Awards	62		163
Unrecognized Share-Based Compensation Expense, Stock Option Awards	664		664
Options Granted in Previous Year [Member]
Share Based Compensation [Line Items]
Unrecognized Share-Based Compensation Expense, Stock Option Awards	360		360
Options Granted in Second Previous Year [Member]
Share Based Compensation [Line Items]
Unrecognized Share-Based Compensation Expense, Stock Option Awards	85		85
Restricted Stock LTIP Plan [Member]
Share Based Compensation [Line Items]
Unrecognized Share-based Compensation Expense, Nonvested Stock Award	4,207		$ 4,207
Weighted Average Remaining Life, Nonvested Stock Awards			1 year 11 months
Restricted Stock Units (RSUs) LTIP Plan [Member]
Share Based Compensation [Line Items]
Unrecognized Share-based Compensation Expense, Nonvested Stock Award	$ 200		$ 200
Weighted Average Remaining Life, Nonvested Stock Awards			1 year 9 months