Condensed consolidated and combined statements of convertible preferred stock and stockholders' deficit (USD $)	1 Months Ended	3 Months Ended		12 Months Ended										123 Months Ended
	Mar. 31, 2014	Mar. 12, 2014	Mar. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008	Dec. 31, 2007	Dec. 31, 2006	Dec. 31, 2005	Dec. 31, 2004	Mar. 31, 2014
Conversion of preferred stock into Aquinox USA common stock	$ 77,333,952
Repurchase of common stock												(350)
Issued for cash, net of share issue costs	47,341,278			7		7	8	3	3	10	489,451		800
Issued for intangible assets											44,834
Stock-based compensation	38,237	99,417		349,321	351,322	118,243	109,256	111,673	103,518	78,255	50,488
Net loss and comprehensive loss incurred in development stage	(838,306)	(3,389,372)	(4,227,678)	(8,729,371)	(7,714,198)	(10,507,008)	(8,529,753)	(3,752,070)	(5,459,460)	(2,008,534)	(543,052)	(19,275)	(12,188)	(51,502,587)
Accretion for liquidation preference on preferred stock		(1,132,893)	(1,132,893)	(5,351,459)	(3,860,140)	(3,303,200)	(2,167,601)	(1,301,400)	(1,008,153)	(441,162)				(18,566,008)
Accretion for share issuance costs on preferred stock		(19,550)	(19,550)	(123,074)	(168,702)	(163,483)	(175,467)	(159,611)	(139,758)	(65,024)				(1,014,667)
Accrual of tax payable on preferred stock		(100,291)	(100,291)	(737,925)	(394,908)	(345,587)	(244,251)	(74,743)						(1,897,702)
Extinguishment of remaining share issuance costs, warrant discount, redemption option and related tax payable due to conversion of preferred stock		1,458,478	439,227											439,227
Ending Balance	55,097,242	(68,777,919)	55,097,242	(65,693,708)	(51,101,207)	(39,314,581)	(25,113,553)	(14,105,745)	(8,929,597)	(2,425,747)	10,708	(31,013)	(11,388)	55,097,242
Additional Paid-in Capital [Member]
Share reorganization										534,735
Conversion of preferred stock into Aquinox USA common stock	77,333,945
Issued for cash, net of share issue costs	47,341,274			7		7	8	3	3	10
Stock-based compensation	38,237	99,417		349,321	351,322	118,243	109,256	111,673	103,518	78,255	50,488
Accretion for liquidation preference on preferred stock		(99,417)		(349,328)	(351,322)	(118,250)	(109,264)	(111,673)	(325,847)	(441,162)
Ending Balance	124,713,456		124,713,456							222,326	50,488			124,713,456
Accumulated Deficit [Member]
Net loss and comprehensive loss incurred in development stage	(838,306)	(3,389,372)		(8,729,371)	(7,714,198)	(10,507,008)	(8,529,753)	(3,752,070)	(5,459,460)	(2,008,534)	(543,052)	(19,275)	(12,188)
Accretion for liquidation preference on preferred stock		(1,033,476)		(5,002,131)	(3,508,818)	(3,184,950)	(2,058,337)	(1,189,724)	(682,306)
Accretion for share issuance costs on preferred stock		(19,550)		(123,074)	(168,702)	(163,483)	(175,467)	(159,611)	(139,758)	(65,024)
Accrual of tax payable on preferred stock		(100,291)		(737,925)	(394,908)	(345,587)	(244,251)	(74,743)
Extinguishment of remaining share issuance costs, warrant discount, redemption option and related tax payable due to conversion of preferred stock		1,458,478
Ending Balance	(69,616,225)	(68,777,919)	(69,616,225)	(65,693,708)	(51,101,207)	(39,314,581)	(25,113,553)	(14,105,745)	(8,929,597)	(2,648,073)	(574,515)	(31,463)	(12,188)	(69,616,225)
AQXP Canada [Member] | Exchangeable Preferred Shares [Member]
Conversion of preferred stock into Aquinox USA common stock	(28,824,651)
Conversion of preferred stock into Aquinox USA common stock, Shares	(1,963,419)
Issued for cash, net of share issue costs				3,950,228		3,885,636	4,335,318	1,467,508	1,482,936	4,992,710
Issued for cash, net of share issue costs, Shares				378,786		369,118	424,499	142,045	142,044	506,927
Warrant discount on issuance of preferred shares							(109,115)
Redemption discount of $466,673 for AQXP Canada and $1,633,357 for Aquinox USA on issuance of preferred shares				(466,673)
Accretion for liquidation preference on preferred stock		401,165		2,036,438	1,647,432	1,445,120	1,053,645	708,037	553,808	245,162
Accretion for share issuance costs on preferred stock		6,649		45,754	72,296	70,509	78,179	84,954	74,650	34,800
Amortization of warrant discount on preferred stock		4,187		21,825	21,882	21,823	16,442
Amortization of redemption option on preferred stock		16,623		73,389
Extinguishment of remaining share issuance costs, warrant discount, redemption option and related tax payable due to conversion of preferred stock		551,334
Ending Balance		28,824,651		27,844,693	22,183,732	20,442,122	15,019,034	9,644,565	7,384,066	5,272,672
Ending Balance, Shares		1,963,419		1,963,419	1,584,633	1,584,633	1,215,515	791,016	648,971	506,927
AQXP Canada [Member] | New Common Shares [Member]
Share reorganization										(534,735)
Repurchase of common stock												(350)
Share reorganization, Shares										(301,745)
Repurchase of common stock, Shares												(182,292)
Issued for cash, net of share issue costs											489,451		800
Issued for cash, net of share issue costs, Shares											62,169		416,660
Issued for intangible assets											44,834
Issued for intangible assets, Shares											5,208
Ending Balance											534,735	450	800
Ending Balance, Shares											301,745	234,368	416,660
Aquinox USA [Member] | Preferred Stock [Member]
Conversion of preferred stock into Aquinox USA common stock	(48,509,974)
Conversion of preferred stock into Aquinox USA common stock, Shares	(3,580,096)
Issued for cash, net of share issue costs				13,825,822		8,234,333	8,084,158	1,369,675	1,384,073	3,886,892
Issued for cash, net of share issue costs, Shares				1,325,753		782,225	791,572	132,574	132,575	397,726
Warrants exercised				415,431
Warrants exercised, Shares				17,671
Warrant discount on issuance of preferred shares				(68,920)			(117,509)
Redemption discount of $466,673 for AQXP Canada and $1,633,357 for Aquinox USA on issuance of preferred shares				(1,633,357)
Accretion for liquidation preference on preferred stock		731,728		3,315,021	2,212,708	1,858,080	1,113,956	593,363	454,346	196,000
Accretion for share issuance costs on preferred stock		12,901		77,320	96,406	92,974	97,288	74,657	65,108	30,224
Amortization of warrant discount on preferred stock		6,467		34,343	23,566	23,502	17,706
Amortization of redemption option on preferred stock		58,300		256,863
Extinguishment of remaining share issuance costs, warrant discount, redemption option and related tax payable due to conversion of preferred stock		1,686,549
Ending Balance		48,509,974		46,014,029	29,791,506	27,458,826	17,249,937	8,054,338	6,016,643	4,113,116
Ending Balance, Shares		3,580,096		3,580,096	2,236,672	2,236,672	1,454,447	662,875	530,301	397,726
Aquinox USA [Member] | Common Stock [Member]
Conversion of preferred stock into Aquinox USA common stock	7
Share reorganization, Shares										301,745
Conversion of preferred stock into Aquinox USA common stock, Shares	5,543,515
Issued for cash, net of share issue costs	4
Issued for cash, net of share issue costs, Shares	4,830,000
Ending Balance	$ 11		$ 11											$ 11
Ending Balance, Shares	10,675,260	301,745	10,675,260	301,745	301,745	301,745	301,745	301,745	301,745	301,745				10,675,260