v3.6.0.2

Goodwill and Acquired Intangible Assets (Acquired Intangible Assets) (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 03, 2016 | Nov. 28, 2015
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | $ 78,932,000 | $ 75,562,000
Intangible asset, net - finite lived | 223,969,000 | 253,593,000
Acquired intangible assets, less accumulated amortization | 302,901,000 | 329,155,000
Impairment of indefinite-lived intangible assets | 0 |
Trademarks [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 842,000 | 842,000
Accumulated amortization - finite lived intangible asset | (594,000) | (567,000)
Intangible asset, net - finite lived | 248,000 | 275,000
Customer relationships [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 265,196,000 | 269,508,000
Accumulated amortization - finite lived intangible asset | (77,744,000) | (57,655,000)
Intangible asset, net - finite lived | 187,452,000 | 211,853,000
Other Acquired Intangibles [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 71,075,000 | 71,808,000
Accumulated amortization - finite lived intangible asset | (34,806,000) | (30,343,000)
Intangible asset, net - finite lived | 36,269,000 | 41,465,000
Engine Mobile Filtration [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 783,000 | 783,000
Intangible asset, net - finite lived | 118,424,000 | 130,196,000
Acquired intangible assets, less accumulated amortization | 119,207,000 | 130,979,000
Engine Mobile Filtration [Member] | Trademarks [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 274,000 | 274,000
Accumulated amortization - finite lived intangible asset | (145,000) | (132,000)
Intangible asset, net - finite lived | 129,000 | 142,000
Engine Mobile Filtration [Member] | Customer relationships [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 139,381,000 | 139,476,000
Accumulated amortization - finite lived intangible asset | (29,244,000) | (18,680,000)
Intangible asset, net - finite lived | 110,137,000 | 120,796,000
Engine Mobile Filtration [Member] | Other Acquired Intangibles [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 11,243,000 | 11,243,000
Accumulated amortization - finite lived intangible asset | (3,085,000) | (1,985,000)
Intangible asset, net - finite lived | 8,158,000 | 9,258,000
Industrial Environmental Filtration [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 73,149,000 | 74,779,000
Intangible asset, net - finite lived | 105,545,000 | 123,397,000
Acquired intangible assets, less accumulated amortization | 178,694,000 | 198,176,000
Industrial Environmental Filtration [Member] | Trademarks [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 568,000 | 568,000
Accumulated amortization - finite lived intangible asset | (449,000) | (435,000)
Intangible asset, net - finite lived | 119,000 | 133,000
Industrial Environmental Filtration [Member] | Customer relationships [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 125,815,000 | 130,032,000
Accumulated amortization - finite lived intangible asset | (48,500,000) | (38,975,000)
Intangible asset, net - finite lived | 77,315,000 | 91,057,000
Industrial Environmental Filtration [Member] | Other Acquired Intangibles [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 59,832,000 | 60,565,000
Accumulated amortization - finite lived intangible asset | (31,721,000) | (28,358,000)
Intangible asset, net - finite lived | 28,111,000 | 32,207,000
Corporate, Non-Segment [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 5,000,000 | 0
Intangible asset, net - finite lived | 0 | 0
Acquired intangible assets, less accumulated amortization | 5,000,000 | 0
Corporate, Non-Segment [Member] | Trademarks [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 0 | 0
Accumulated amortization - finite lived intangible asset | 0 | 0
Intangible asset, net - finite lived | 0 | 0
Corporate, Non-Segment [Member] | Customer relationships [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 0 | 0
Accumulated amortization - finite lived intangible asset | 0 | 0
Intangible asset, net - finite lived | 0 | 0
Corporate, Non-Segment [Member] | Other Acquired Intangibles [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Finite lived intangible assets, gross | 0 | 0
Accumulated amortization - finite lived intangible asset | 0 | 0
Intangible asset, net - finite lived | 0 | 0
Trademarks [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 73,932,000 | 75,562,000
Trademarks [Member] | Engine Mobile Filtration [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 783,000 | 783,000
Trademarks [Member] | Industrial Environmental Filtration [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 73,149,000 | 74,779,000
Trademarks [Member] | Corporate, Non-Segment [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 0 | 0
Other Acquired Intangibles [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 5,000,000 | 0
Other Acquired Intangibles [Member] | Engine Mobile Filtration [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 0 | 0
Other Acquired Intangibles [Member] | Industrial Environmental Filtration [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 0 | 0
Other Acquired Intangibles [Member] | Corporate, Non-Segment [Member] |  |
Indefinite and Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | $ 5,000,000 | $ 0

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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_FiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275 + Details
Name: | us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_IntangibleAssetsNetExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OtherIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=clc_EngineandMobileFiltrationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=clc_IndustrialandEnvironmentalFiltrationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OtherIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |