Represents the amount received recognized as a deduction from the carrying amount of the property, plant and equipment.

No definition available.

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Namespace Prefix:	ccc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the amount received recognized as deduction from research and development expenses.

+ References

No definition available.

+ Details

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Namespace Prefix:	ccc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

Cash received during the period from a non-repayable sum of money awarded to an entity to carry out a specific purpose as provided in grant agreements.

+ References

No definition available.

+ Details

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

- Definition

Number of grants awarded to carry out a specific purpose as provided in grant agreements.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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- Definition

Represents the number of phases within which the construction of carbon reactivation lines has been committed to be completed.

+ References

No definition available.

+ Details

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Namespace Prefix:	ccc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of reactivation lines to be constructed under each phase.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
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- Definition

The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period as a percentage of the total deferred revenue arrangement.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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Period Type:	duration

- Definition

Total grant awards provided to carry out a specific purpose as provided in grant agreements.

+ References

No definition available.

+ Details

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Namespace Prefix:	ccc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

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Data Type:	xbrli:stringItemType
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Period Type:	duration

- Definition

Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

+ Details

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

- Definition

Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an Entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

+ Details

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

- Definition

The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 605
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 13.A.4(a).Q1)
-URI http://asc.fasb.org/extlink&oid=27012821&loc=d3e214044-122780

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 13
-Section A
-Subsection 1

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Data Type:	xbrli:monetaryItemType
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- Details

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- Details

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Balance Type:
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- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_OtherExpenseMember
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Balance Type:
Period Type:

- Details

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- Details

Name:	us-gaap_TypeOfArrangementAxis=ccc_OTFAEPGrantMember
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Government Grants (Details) ¥ in Thousands, $ in Thousands, € in Millions			12 Months Ended
	Dec. 19, 2014 CNY (¥) item	Dec. 19, 2014 USD ($) item	Dec. 31, 2014 CNY (¥)	Dec. 31, 2014 EUR (€)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 EUR (€)	Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2015 USD ($)	Jun. 20, 2011 USD ($)	Dec. 07, 2007 EUR (€) item	Dec. 07, 2007 USD ($) item
Government Grants
Cash Received from Grants					$ 1,209		$ 1,709
Suzhou Wuzhong Economics Development Zone (WEDZ) Incentive
Government Grants
Incentive received	¥ 3,860	$ 600
Number of phases within which the construction of carbon reactivation lines has been committed to be completed \| item	2	2
Number of reactivation lines to be constructed under each phase \| item	2	2
Percentage of total awarded incentive recognized			50.00%	50.00%	50.00%
Suzhou Wuzhong Economics Development Zone (WEDZ) Incentive \| Accrued pension and other liabilities
Government Grants
Portion of incentive that relates to remaining construction commitment					$ 300				$ 300
Suzhou Wuzhong Economics Development Zone (WEDZ) Incentive \| Other expense - net
Government Grants
Incentive recognized			¥ 1,930		300
Walloon Region Grant
Government Grants
Number of grants awarded \| item											2	2
Total grants awarded											€ 2.6	$ 3,400
Amount received during the period, recognized as a deduction from carrying amount of property, plant and equipment				€ 0.9	$ 1,200	€ 1.2	1,500
OTF AEP Grant
Government Grants
Total grants awarded										$ 1,000
Cash Received from Grants							400	$ 300
Amount received during the period, recognized as a deduction from carrying amount of property, plant and equipment							200	200
Amount received recognized as deduction from research and development expenses							$ 200	$ 100