Bargain Purchase Gain (Loss) Recorded

No definition available.

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Balance Type:	credit
Period Type:	duration

- Definition

Business Acquisition, Acquired Workforce, Number of Employees

+ References

No definition available.

+ Details

Name:	clc_BusinessAcquisitionAcquiredWorkforceNumberofEmployees
Namespace Prefix:	clc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionLineItems
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Data Type:	xbrli:stringItemType
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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

+ Details

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

- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

No definition available.

+ Details

Name:	us-gaap_FinitelivedIntangibleAssetsAcquired1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1,2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

Name:	us-gaap_GrossProfit
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

+ Details

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

- Details

Name:	us-gaap_BusinessAcquisitionAxis=clc_BekaertAdvancedFiltrationSABelgiumMember
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Data Type:	na
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Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=clc_BekaertAdvancedFiltrationSAIndonesiaMember
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Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=clc_BekaertBusinessMember
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Business Acquisitions, Investments and Redeemable Noncontrolling Interests (Bekaert Business) (Details) $ in Thousands			3 Months Ended								12 Months Ended
	Dec. 17, 2014 USD ($)	Dec. 03, 2013 USD ($) employee	Dec. 03, 2016 USD ($)	Aug. 27, 2016 USD ($)	May 28, 2016 USD ($)	Feb. 27, 2016 USD ($)	Nov. 28, 2015 USD ($)	Aug. 29, 2015 USD ($)	May 30, 2015 USD ($)	Feb. 28, 2015 USD ($)	Dec. 03, 2016 USD ($)	Nov. 28, 2015 USD ($)	Nov. 29, 2014 USD ($)
Business Acquisition [Line Items]
Business acquisitions, net of cash acquired											$ 19,299	$ 20,882	$ 595,328
Finite-lived intangible assets acquired	$ 10,880
Bargain purchase gain											0	0	2,815
Gross profit			$ 124,736	$ 114,401	$ 121,861	$ 100,901	$ 122,289	$ 119,755	$ 133,610	$ 112,975	461,899	488,629	497,035
Bekaert Advanced Filtration SA - Belgium [Member]
Business Acquisition [Line Items]
Percentage of voting interests acquired		100.00%
Bekaert Advanced Filtration SA - Indonesia [Member]
Business Acquisition [Line Items]
Percentage of voting interests acquired		100.00%
Bekaert Business [Member]
Business Acquisition [Line Items]
Business acquisitions, net of cash acquired		$ 7,297
Acquired workforce, number of employees \| employee		170
Finite-lived intangible assets acquired		$ 2,057
Bargain purchase gain		$ 2,815
Net sales											12,522	11,824	13,926
Gross profit											$ 714	$ (387)	$ (21)