Borrowings (Debt Schedule) (Details) - USD ($) $ in Thousands		Sep. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Total borrowings		$ 418,636	$ 436,851
Less - unamortized discount and finance fees		4,803	5,832
Total borrowings -- net		413,833	431,019
Less -- long term debt due within one year		5,049	4,747
Total long-term portion of borrowings -- net		408,784	426,272
Subsidiaries, Libbey Glass and Libbey Europe [Member] | ABL Facility [Member] | Line of Credit [Member]
Debt Instrument [Line Items]
Total borrowings		0	0
Subsidiary, Libbey Glass [Member] | Senior Loans [Member]
Debt Instrument [Line Items]
Total borrowings	[1]	$ 415,100	433,400
Interest rate		3.75%
Subsidiary, Libbey Portugal [Member] | AICEP Loan [Member] | Loans Payable [Member]
Debt Instrument [Line Items]
Total borrowings		$ 3,536	$ 3,451
Interest rate		0.00%

[1] We have entered into an interest rate swap which effectively fixes a series of our future interest payments on a portion of the Term Loan B debt. See interest rate swap in note 8 for additional details. The Term Loan B floating interest rate was 3.75 percent at September 30, 2016.