{"cik":1093557,"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":"DEXCOM, INC.","units":{"USD":[{"end":"2012-12-31","val":7000000,"accn":"0001193125-13-069590","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-21","frame":"CY2012Q4I"},{"end":"2013-03-31","val":7000000,"accn":"0001093557-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-01","frame":"CY2013Q1I"},{"end":"2013-06-30","val":7000000,"accn":"0001093557-13-000083","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7000000,"accn":"0001093557-13-000116","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-06","frame":"CY2013Q3I"},{"end":"2013-12-31","val":6800000,"accn":"0001093557-14-000028","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-20","frame":"CY2013Q4I"},{"end":"2014-03-31","val":6300000,"accn":"0001093557-14-000137","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-01","frame":"CY2014Q1I"},{"end":"2014-06-30","val":5800000,"accn":"0001093557-14-000220","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-06","frame":"CY2014Q2I"},{"end":"2014-09-30","val":5200000,"accn":"0001093557-14-000329","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-06","frame":"CY2014Q3I"},{"end":"2014-12-31","val":4600000,"accn":"0001093557-15-000040","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":4100000,"accn":"0001093557-15-000128","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-04-29","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3500000,"accn":"0001093557-15-000242","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-05","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2900000,"accn":"0001093557-15-000354","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"}]}}