Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Condensed Consolidated Statements of Comprehensive Loss
Net loss	$ (16,975)	$ (13,009)	$ (53,040)	$ (38,800)
Other comprehensive income (loss):
Foreign currency translation adjustments	24	(407)	(50)	(341)
Total comprehensive loss	(16,951)	(13,416)	(53,090)	(39,141)
Net loss attributable to redeemable non-controlling interest (excluding adjustment to redeemable non-controlling interest)	367	206	1,236	376
Other comprehensive (income) loss attributable to redeemable non-controlling interests	(32)	95	10	76
Comprehensive loss attributable to Marketo	$ (16,616)	$ (13,115)	$ (51,844)	$ (38,689)