Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

Borrowings (LOC Agreement Narrative) (Details) - USD ($) $ in Thousands	Jun. 17, 2019	Jun. 30, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total borrowings		$ 425,680	$ 400,068
Subsidiary, Crisa Libbey Mexico S. de R.L. de C.V. \| Line of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		3,000
Total borrowings		$ 0
Line of Credit \| Subsidiary, Crisa Libbey Mexico S. de R.L. de C.V.
Debt Instrument [Line Items]
Interest rate spread, added to LIBOR	3.20%