Preferred stock (Tables)

12 Months Ended

Dec. 31, 2015

Temporary Equity Disclosure [Abstract]

Schedule of Redeemable Convertible Stock at Fair Value upon Issuance

The table below discloses the accounting values assigned to the Series A, Series B and Series C preferred stock for the years ended December 31, 2015, 2014 and 2013. The Company recorded the Series A, Series B and Series C redeemable convertible stock at fair value upon issuance, with their carrying value increased by periodic accretion to their redemption value.

	SERIES A PREFERRED STOCK
	AQXP CANADA EXCHANGEABLE PREFERRED SHARES						AQUINOX USA PREFERRED STOCK
	NUMBER			AMOUNT			NUMBER			AMOUNT
BALANCE – December 31, 2012		791,016		$	12,320			662,875		$	10,308
Accretion for liquidation preference on preferred stock		—			988			—			831
Accretion for share issuance costs on preferred stock		—			21			—			18
BALANCE – December 31, 2013		791,016			13,329			662,875			11,157
Accretion for liquidation preference on preferred stock		—			190			—			160
Accretion for share issuance costs on preferred stock		—			75			—			50
Conversion of preferred stock into Aquinox USA common stock		(791,016	)		(13,594	)		(662,875	)		(11,367	)
BALANCE – December 31, 2014		—		$	—			—		$	—
BALANCE – December 31, 2015		—		$	—			—		$	—

	SERIES B PREFERRED STOCK
	AQXP CANADA EXCHANGEABLE PREFERRED SHARES						AQUINOX USA PREFERRED STOCK
	NUMBER			AMOUNT			NUMBER			AMOUNT
BALANCE – December 31, 2012		793,617		$	9,863			1,573,797		$	19,483
Accretion for liquidation preference on preferred stock		—			781			—			1,551
Accretion for share issuance costs on preferred stock		—			18			—			33
Amortization of warrant discount		—			22			—			24
BALANCE – December 31, 2013		793,617			10,684			1,573,797			21,091
Accretion for liquidation preference on preferred stock		—			154			—			298
Accretion for share issuance costs on preferred stock		—			44			—			99
Amortization of warrant discount		—			27			—			85
Conversion of preferred stock into Aquinox USA common stock		(793,617	)		(10,909	)		(1,573,797	)		(21,573	)
BALANCE – December 31, 2014		—		$	—			—		$	—
BALANCE – December 31, 2015		—		$	—			—		$	—

	SERIES C PREFERRED STOCK
	AQXP CANADA EXCHANGEABLE PREFERRED SHARES						AQUINOX USA PREFERRED STOCK
	NUMBER			AMOUNT			NUMBER			AMOUNT
BALANCE – December 31, 2013		378,786		$	3,831			1,343,424		$	13,766
Accretion for liquidation preference on preferred stock		—			61			—			273
Accretion for share issuance costs on preferred stock		—			42			—			149
Amortization of redemption option discount		—			393			—			1,379
Conversion of preferred stock into Aquinox USA common stock		(378,786	)		(4,327	)		(1,343,424	)		(15,567	)
BALANCE – December 31, 2014		—		$	—			—		$	—
BALANCE – December 31, 2015		—		$	—			—		$	—