Share Capital - Schedule of Stock Option Outstanding (Details) - $ / shares	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Number of options outstanding	11,377,354	10,134,829
Options outstanding, weighted average remaining contractual term	6 years 10 months 2 days
Number of options exercisable	5,979,150
Options exercisable, weighted average remaining contractual term	5 years 2 months 23 days
Exercise price 0.17
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 0.17
Number of options outstanding	422,735
Options outstanding, weighted average remaining contractual term	2 months 27 days
Number of options exercisable	422,735
Options exercisable, weighted average remaining contractual term	2 months 27 days
Exercise price 0.23
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 0.23
Number of options outstanding	423,019
Options outstanding, weighted average remaining contractual term	2 years 4 months 21 days
Number of options exercisable	423,019
Options exercisable, weighted average remaining contractual term	2 years 4 months 21 days
Exercise price 0.38
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 0.38
Number of options outstanding	488,331
Options outstanding, weighted average remaining contractual term	3 years 9 months 11 days
Number of options exercisable	488,331
Options exercisable, weighted average remaining contractual term	3 years 9 months 11 days
Exercise price 3.44
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 3.44
Number of options outstanding	1,779,072
Options outstanding, weighted average remaining contractual term	4 years 10 months 17 days
Number of options exercisable	1,779,072
Options exercisable, weighted average remaining contractual term	4 years 10 months 17 days
Exercise price 6.39
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 6.39
Number of options outstanding	224,025
Options outstanding, weighted average remaining contractual term	9 years 9 months 26 days
Exercise price 6.72
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 6.72
Number of options outstanding	838,725
Options outstanding, weighted average remaining contractual term	5 years 8 months 1 day
Number of options exercisable	838,725
Options exercisable, weighted average remaining contractual term	5 years 8 months 1 day
Exercise price 6.83
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 6.83
Number of options outstanding	91,558
Options outstanding, weighted average remaining contractual term	5 years 11 months 12 days
Number of options exercisable	91,558
Options exercisable, weighted average remaining contractual term	5 years 11 months 12 days
Exercise price 7.03
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.03
Number of options outstanding	613,174
Options outstanding, weighted average remaining contractual term	6 years 1 month 21 days
Number of options exercisable	460,594
Options exercisable, weighted average remaining contractual term	6 years 1 month 21 days
Exercise price 7.04
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.04
Number of options outstanding	135,992
Options outstanding, weighted average remaining contractual term	6 years 5 months 16 days
Number of options exercisable	101,973
Options exercisable, weighted average remaining contractual term	6 years 5 months 16 days
Exercise price 7.28
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.28
Number of options outstanding	129,488
Options outstanding, weighted average remaining contractual term	6 years 7 months 28 days
Number of options exercisable	97,098
Options exercisable, weighted average remaining contractual term	6 years 7 months 28 days
Exercise price 7.48
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.48
Number of options outstanding	491,949
Options outstanding, weighted average remaining contractual term	7 years 1 month 21 days
Number of options exercisable	250,380
Options exercisable, weighted average remaining contractual term	7 years 1 month 17 days
Exercise price 7.52
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.52
Number of options outstanding	108,491
Options outstanding, weighted average remaining contractual term	7 years 2 months 27 days
Number of options exercisable	54,967
Options exercisable, weighted average remaining contractual term	7 years 2 months 23 days
Exercise price 7.58
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.58
Number of options outstanding	52,032
Options outstanding, weighted average remaining contractual term	7 years 5 months 23 days
Number of options exercisable	26,012
Options exercisable, weighted average remaining contractual term	7 years 5 months 23 days
Exercise price 7.73
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 7.73
Number of options outstanding	428,096
Options outstanding, weighted average remaining contractual term	7 years 9 months 7 days
Number of options exercisable	215,510
Options exercisable, weighted average remaining contractual term	7 years 9 months 7 days
Exercise price 11.39
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 11.39
Number of options outstanding	395,675
Options outstanding, weighted average remaining contractual term	9 years 4 months 6 days
Exercise price 11.44
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 11.44
Number of options outstanding	228,050
Options outstanding, weighted average remaining contractual term	9 years 6 months 29 days
Exercise price 11.46
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 11.46
Number of options outstanding	1,173,675
Options outstanding, weighted average remaining contractual term	9 years 1 month 28 days
Exercise price 14.37
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 14.37
Number of options outstanding	1,556,881
Options outstanding, weighted average remaining contractual term	8 years 1 month 28 days
Number of options exercisable	398,227
Options exercisable, weighted average remaining contractual term	8 years 1 month 24 days
Exercise price 15.60
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 15.60
Number of options outstanding	141,606
Options outstanding, weighted average remaining contractual term	8 years 3 months 22 days
Number of options exercisable	35,395
Options exercisable, weighted average remaining contractual term	8 years 3 months 22 days
Exercise price 20.20
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 20.20
Number of options outstanding	114,145
Options outstanding, weighted average remaining contractual term	8 years 9 months 22 days
Number of options exercisable	29,513
Options exercisable, weighted average remaining contractual term	8 years 9 months 22 days
Exercise price 21.90
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 21.90
Number of options outstanding	489,800
Options outstanding, weighted average remaining contractual term	9 years 15 days
Exercise price 22.00
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 22.00
Number of options outstanding	834,035
Options outstanding, weighted average remaining contractual term	8 years 9 months 4 days
Number of options exercisable	211,841
Options exercisable, weighted average remaining contractual term	8 years 9 months 4 days
Exercise price 27.50
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Exercise price	$ 27.50
Number of options outstanding	216,800
Options outstanding, weighted average remaining contractual term	8 years 11 months 19 days
Number of options exercisable	54,200
Options exercisable, weighted average remaining contractual term	8 years 11 months 19 days