CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
CONSOLIDATED STATEMENTS OF OPERATIONS
Net sales	$ 71,700	$ 45,587	$ 20,946
Cost of sales	12,988	11,418	2,535
Gross profit	58,712	34,169	18,411
Operating expenses:
Selling, general and administrative	43,961	28,135	17,098
Research and development	25,047	19,205	15,511
Total operating expenses	69,008	47,340	32,609
Loss from operations	(10,296)	(13,171)	(14,198)
Other income (expense), net
Interest income	82	3	13
Loss on deconsolidation of DOSE	(25,685)
Loss on extinguishment of debt	(195)
Interest and other expense, net	(1,062)	(876)	(307)
Change in fair value of stock warrants	(1,132)	5	271
Total other income (expense), net	(27,992)	(868)	(23)
Loss before taxes	(38,288)	(14,039)	(14,221)
Provision for income taxes	33	18	6
Net loss	(38,321)	(14,057)	(14,227)
Net loss attributable to noncontrolling interest	(1,080)	(1,931)	(1,588)
Net loss attributable to Glaukos Corporation	$ (37,241)	$ (12,126)	$ (12,639)
Net loss per share, basic and diluted, attributable to Glaukos Corporation stockholders	$ (2.13)	$ (5.29)	$ (6.21)
Weighted-average shares used to compute basic and diluted net loss per share attributable to Glaukos Corporation stockholders	17,474	2,294	2,036