Supplemental Balance Sheet Information (Tables)

6 Months Ended

Jun. 30, 2018

Table Text Blocks

Schedule of prepaid expenses and other current assets

	As of
	June 30,	December 31,
	2018	2017
	$	$
Prepaid research and development costs	41,723	21,156
Prepaid taxes	14,469	9,894
Interest receivable	1,791	1,557
Other	5,310	3,016
Total	63,293	35,623

Schedule of other non-current assets

	As of
	June 30,	December 31,
	2018	2017
	$	$
Prepayment of property and equipment	6,306	12,867
Tax on intra-entity contribution of subsidiary	—	28,588
Rental deposits and other	5,146	1,460
Total	11,452	42,915

Schedule of accrued expenses and other payables

	As of
	June 30,	December 31,
	2018	2017
	$	$
Compensation related	18,201	17,051
External research and development activities related	41,601	18,721
Sales rebates and returns related	687	3,997
Professional fees and other	14,548	9,829
Total	75,037	49,598

Schedule of other long-term liabilities

	As of
	June 30,		December 31,
	2018		2017
	$		$
Deferred government grant income		21,449		31,804
Other		323		155
Total		21,772		31,959