Debt Instrument Maturity Year

No definition available.

Name:	axta_DebtInstrumentMaturityYear
Namespace Prefix:	axta_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.

+ References

Reference 1: 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=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.8)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 8

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 8

-Article 9

+ Details

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

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
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

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph e

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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

- Definition

Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

+ References

No definition available.

+ Details

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

- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

+ Details

Name:	us-gaap_UnamortizedDebtIssuanceExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=axta_SevenPointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyOneMember
Namespace Prefix:
Data Type:	na
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- Details

Name:	us-gaap_LongtermDebtTypeAxis=axta_FivePointSevenFiveZeroPercentSeniorSecuredNotesDueTwoThousandTwentyOneMember
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- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
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- Details

Name:	us-gaap_LongtermDebtTypeAxis=axta_EuroSeniorNotesMember
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- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=axta_AnyTimePriortoFebruary12016Member
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- Details

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- Details

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- Details

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Borrowings - Senior Notes (Details)		3 Months Ended	6 Months Ended
Borrowings - Senior Notes (Details)	Feb. 01, 2013 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)	Feb. 01, 2013 EUR (€)	Feb. 01, 2013 USD ($)
7.375% Senior Unsecured Notes Due 2021 [Member]
Debt Instrument [Line Items]
Debt instrument, face amount						$ 750,000,000.0
Debt instrument, interest rate, stated percentage					7.375%	7.375%
Debt instrument maturity year	2021
5.750% Senior Secured Notes Due 2021 [Member]
Debt Instrument [Line Items]
Debt instrument, face amount \| €					€ 250,000,000.0
Debt instrument, interest rate, stated percentage					5.75%	5.75%
Debt instrument maturity year	2021
Senior Notes [Member]
Debt Instrument [Line Items]
Debt issuance cost	$ 33,100,000
Unamortized debt issuance expense		$ 23,300,000		$ 25,300,000
Amortization of financing costs		1,000,000	$ 2,000,000
Euro Senior Notes [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage					5.75%	5.75%
Debt issuance cost	$ 10,200,000
Unamortized debt issuance expense		7,100,000		7,700,000
Debt instrument, redemption price, percentage	101.00%
Debt instrument, maturity date	Feb. 01, 2021
Euro Senior Notes [Member] \| Any Time Prior to February 1, 2016 [Member]
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage of principal amount redeemed	40.00%
Debt instrument, redemption price, percentage	105.75%
Euro Senior Notes [Member] \| Debt Instrument Redemption Period [Member]
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage of principal amount redeemed	10.00%
Euro Senior Notes [Member] \| 12 Month Period Prior to February 1, 2016 [Member]
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage	103.00%
Dollar Senior Notes [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage					7.375%	7.375%
Debt issuance cost	$ 22,900,000
Unamortized debt issuance expense		$ 16,200,000		$ 17,600,000
Debt instrument, redemption price, percentage	101.00%
Debt instrument, maturity date	May 01, 2021
Dollar Senior Notes [Member] \| Any Time Prior to February 1, 2016 [Member]
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage of principal amount redeemed	40.00%
Debt instrument, redemption price, percentage	107.375%