XML 58 R46.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Debt And Credit Arrangements - 2024 Notes Narratives (Details) |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Nov. 06, 2017 USD ($) $ / shares shares | Dec. 31, 2017 USD ($) $ / shares shares | Mar. 31, 2018 USD ($) $ / shares | Oct. 31, 2017 $ / shares
Common stock |  |  |  |
Debt Instrument |  |  |  |
Share price (usd per share) | $ / shares |  |  | $ 59.03 |
Convertible Debt | Convertible Notes, due 2024 |  |  |  |
Debt Instrument |  |  |  |
Debt instrument stated interest rate | 1.00% |  |  |
Debt instrument face amount | $ 258,800,000.0 | $ 258,800,000 | $ 258,800,000 |
Share conversion rate per 1,000 principal | shares | 17.0285 |  |  |
Debt instrument, conversion price (usd per share) | $ / shares | $ 58.725 |  |  |
Debt instrument, conversion premium | 35.00% |  |  |
Share price (usd per share) | $ / shares |  |  |  | $ 43.50
Debt instrument, excess over fair value if converted |  |  | $ 1,300,000 |
Debt instrument, threshold for consecutive trading days |  |  | 20 |
Debt instrument, threshold for trading days |  |  | 30 |
Maximum days after five trading days |  |  | 5 days |
Applicable conversion price threshold (as percentage) |  |  | 130.00% |
Applicable conversion price, less than (as percentage) |  |  | 97.00% |
Debt instrument effective interest rate | 4.80% |  |  |
Non cash payment for derivative instrument |  | $ 59,500,000 |  |
Number of shares underlying warrant | shares |  | 4,400,000 |  |
Proceeds from issuances of warrants |  | $ 46,000,000 |  |
Warrant exercise price (usd per share) | $ / shares |  | $ 71.775 |  |
Percentage above previous sales price |  | 65.00% |  |
Net cost of convertible note hedge and warrant |  |  | $ 13,500,000 |
Convertible Debt | Convertible Notes, due 2024 | Liability Component |  |  |  |
Debt Instrument |  |  |  |
Debt instrument face amount | $ 200,100,000 |  |  |
Debt issuance costs | 5,300,000 |  |  |
Convertible Debt | Convertible Notes, due 2024 | Equity Component |  |  |  |
Debt Instrument |  |  |  |
Debt instrument face amount | 58,700,000 |  |  |
Debt issuance costs | $ 1,500,000 |  |  |

X
- Definition Applicable Conversion Price, Percentage + References No definition available. + Details
Name: | gtls_ApplicableConversionPricePercentage
Namespace Prefix: | gtls_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Applicable Conversion Price Threshold, Percentage + References No definition available. + Details
Name: | gtls_ApplicableConversionPriceThresholdPercentage
Namespace Prefix: | gtls_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Equivalent Shares Of Common Stock Per 1000 Principal Amount Of Convertible Notes + References No definition available. + Details
Name: | gtls_EquivalentSharesOfCommonStockPer1000PrincipalAmountOfConvertibleNotes
Namespace Prefix: | gtls_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum Days After Any Five Trading Day Period In Which Trading Price Was Less Than 97 Percent Of Last Reported Sale Price of Common Stock Times Conversion Rate + References No definition available. + Details
Name: | gtls_MaximumDaysAfterAnyFiveTradingDayPeriodInWhichTradingPriceWasLessThan97PercentOfLastReportedSalePriceofCommonStockTimesConversionRate
Namespace Prefix: | gtls_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net Cost Of Convertible Note Hedge And Warrants + References No definition available. + Details
Name: | gtls_NetCostofConvertibleNoteHedgeandWarrants
Namespace Prefix: | gtls_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Payments For Call Options Related to Convertible Debt + References No definition available. + Details
Name: | gtls_PaymentsForCallOptionsRelatedtoConvertibleDebt
Namespace Prefix: | gtls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage Above Sales Price + References No definition available. + Details
Name: | gtls_PercentageAboveSalesPrice
Namespace Prefix: | gtls_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Premium Percentage On Shares Issued from Conversion of Convertible Debt + References No definition available. + Details
Name: | gtls_PremiumPercentageOnSharesIssuedfromConversionofConvertibleDebt
Namespace Prefix: | gtls_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
Name: | us-gaap_DebtInstrumentConvertibleConversionPrice1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount by which the convertible debt's if-converted value exceeds its principle amount at the balance sheet date, regardless of whether the instrument is currently convertible. This element applies to public companies only. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
Name: | us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentConvertibleThresholdTradingDays
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- 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=64930739&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=64930785&loc=d3e28551-108399 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + 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 FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
Name: | us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- 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 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
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_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 + Details
Name: | us-gaap_DeferredFinanceCostsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfWarrants
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Price of a single share of a number of saleable stocks of a company. + References No definition available. + Details
Name: | us-gaap_SharePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=gtls_ConvertibleNotesdue2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gtls_DebtwithConversionandOtherOptionsAxis=gtls_LiabilityComponentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gtls_DebtwithConversionandOtherOptionsAxis=gtls_EquityComponentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |