Borrowings (Debt Schedule) (Details) $ in Thousands, € in Millions		Dec. 31, 2016 USD ($)	Dec. 31, 2016 EUR (€)	Dec. 31, 2015 USD ($)
Debt Instrument [Line Items]
Total borrowings		$ 412,320		$ 436,851
Less — unamortized discount and finance fees		4,480		5,832
Total borrowings — net		407,840		431,019
Less — long term debt due within one year		5,009		4,747
Total long-term portion of borrowings — net		402,831		426,272
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%	3.75%	3.75%
Total borrowings	[1]	$ 409,000		$ 433,400
Libbey Portugal | AICEP Loan | Loans Payable
Debt Instrument [Line Items]
Interest rate		0.00%	0.00%
Total borrowings		$ 3,300	€ 3.2	$ 3,451

[1] See interest rate swap under "Term Loan B" below and note 13.