Debt Instrument, Adjustment to Carrying Value Related to Interest Rate Agreement

No definition available.

Name:	lby_DebtInstrumentAdjustmentToCarryingValueRelatedToInterestRateAgreement
Namespace Prefix:	lby_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt, Long-term and Short-term, Gross

+ References

No definition available.

+ Details

Name:	lby_DebtLongTermAndShortTermGross
Namespace Prefix:	lby_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

+ 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 210.5-02.19,20)

-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 19

-Article 5

+ Details

Name:	us-gaap_DebtCurrent
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 SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: 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

- Details

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

- Definition

The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

Reference 2: 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

+ Details

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

- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

No definition available.

+ Details

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

- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ 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)

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

- Details

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- Details

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- Details

Name:	dei_LegalEntityAxis=lby_SubsidiaryLibbeyPortugalMember
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- Details

Name:	us-gaap_DebtInstrumentAxis=lby_WarehousePromissoryNoteMember
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- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=lby_MaturityJuly232015Member
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- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=lby_MaturitySeptember12014Member
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- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_LoansPayableMember
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Borrowings (Debt Schedule) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Apr. 09, 2014	May 09, 2014	Jun. 29, 2012	May 18, 2012	Jul. 14, 2014
Debt Instrument [Line Items]
Total borrowings	$ 444,904lby_DebtLongTermAndShortTermGross	$ 413,227lby_DebtLongTermAndShortTermGross
Less - unamortized discount	982	0
Plus — carrying value adjustment on debt related to the Interest Rate Agreement (1)	0	(1,324)
Total borrowings — net	443,922	411,903
Less — long term debt due within one year	7,658us-gaap_DebtCurrent	5,391us-gaap_DebtCurrent
Total long-term portion of borrowings — net	436,264us-gaap_LongTermDebtNoncurrent	406,512us-gaap_LongTermDebtNoncurrent
Promissory Note \| Promissory Note
Debt Instrument [Line Items]
Interest rate	6.00%
Total borrowings	0	681
Libbey Glass and Libbey Europe \| ABL Facility \| Line of Credit
Debt Instrument [Line Items]
Total borrowings	0	0
Libbey Glass \| Senior Loans
Debt Instrument [Line Items]
Interest rate	3.75%
Total borrowings	437,800	0
Less - unamortized discount			1,100
Libbey Glass \| Senior Notes
Debt Instrument [Line Items]
Interest rate				6.875%	10.00%	6.875%
Total borrowings	0	405,000	405,000
Libbey Portugal \| AICEP Loan \| Loans Payable
Debt Instrument [Line Items]
Interest rate	0.00%
Total borrowings	3,846	2,389
Loans Payable \| Libbey China \| RMB Working Capital Loan
Debt Instrument [Line Items]
Interest rate	6.78%						6.30%
Maturity September 1, 2014 \| Loans Payable \| Libbey China \| RMB Working Capital Loan
Debt Instrument [Line Items]
Total borrowings	0	5,157
Maturity July 23, 2015 \| Loans Payable \| Libbey China \| RMB Working Capital Loan
Debt Instrument [Line Items]
Total borrowings	$ 3,258	$ 0