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Segment and Geographic Information Goodwill by Segment (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Line Items]
Goodwill	$ 405,522us-gaap_Goodwill	$ 398,905us-gaap_Goodwill	$ 398,941us-gaap_Goodwill
Foreign currency translation adjustments and other	(2,676)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments	(344)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments
Goodwill acquired during the year	9,293us-gaap_GoodwillAcquiredDuringPeriod	308us-gaap_GoodwillAcquiredDuringPeriod
Energy & Chemicals [Member]
Goodwill [Line Items]
Goodwill	92,638us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember	83,215us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember	83,215us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember
Foreign currency translation adjustments and other	130us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember	0us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember
Goodwill acquired during the year	9,293us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember	0us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = gtls_EnergyChemicalsMember
Distribution & Storage [Member]
Goodwill [Line Items]
Goodwill	157,248us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember	160,054us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember	158,789us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember
Foreign currency translation adjustments and other	(2,806)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember	957us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember
Goodwill acquired during the year	0us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember	308us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = gtls_DistributionStorageMember
BioMedical [Member]
Goodwill [Line Items]
Goodwill	155,636us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember	155,636us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember	156,937us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember
Foreign currency translation adjustments and other	0us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember	(1,301)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember
Goodwill acquired during the year	$ 0us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember	$ 0us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = gtls_BiomedicalMember

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

+ Details

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X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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- Definition

Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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X

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