Amount of cash paid to former stockholders to settle hold-back contingent consideration liability.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents the fair value of acquisition related considerations such as earnouts, holdbacks and obligations related to non-competition agreements.

+ References

No definition available.

+ Details

Name:	kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure
Namespace Prefix:	kwr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 4

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e7008-128479

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (bbb)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the inputs and valuation technique(s) used to measure fair value.

+ References

+ Details

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Fair Value Disclosures - Quantitative Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		3 Months Ended	12 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Summit Earnout [Member]	Dec. 31, 2013 Summit Earnout [Member]	Jun. 30, 2014 Non-competition Agreement Obligation [Member]
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Fair Value Inputs Discount Rate						14.50%	14.00%
Fair Value Measurements Valuation Techniques						Discounted cash flow	Discounted cash flow
Acquisition-related Consideration					$ 0		$ 62
Change in Fair Value Estimate	0	675	0	675
Contingent Consideration Paid			$ 4,709	$ 0	$ 4,709