{"cik":936395,"taxonomy":"us-gaap","tag":"LongTermDebt","label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","entityName":"Ciena Corp","units":{"USD":[{"end":"2016-10-31","val":486303000,"accn":"0000936395-17-000038","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-06-07"},{"end":"2016-10-31","val":486303000,"accn":"0000936395-17-000051","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-09-07"},{"end":"2016-10-31","val":486303000,"accn":"0000936395-17-000064","fy":2017,"fp":"FY","form":"10-K","filed":"2017-12-22","frame":"CY2016Q3I"},{"end":"2017-04-30","val":393377000,"accn":"0000936395-17-000038","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-06-07","frame":"CY2017Q1I"},{"end":"2017-07-31","val":393674000,"accn":"0000936395-17-000051","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-09-07","frame":"CY2017Q2I"},{"end":"2017-10-31","val":392972000,"accn":"0000936395-17-000064","fy":2017,"fp":"FY","form":"10-K","filed":"2017-12-22","frame":"CY2017Q3I"},{"end":"2020-10-31","val":683286000,"accn":"0000936395-21-000054","fy":2021,"fp":"FY","form":"10-K","filed":"2021-12-17","frame":"CY2020Q3I"},{"end":"2021-10-30","val":677285000,"accn":"0000936395-22-000065","fy":2022,"fp":"FY","form":"10-K","filed":"2022-12-16","frame":"CY2021Q3I"}]}}