Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (Unaudited)

13.	Selected quarterly financial data (unaudited):

The following table presents certain unaudited quarterly financial information for the years ended December 31, 2015 and 2014 (in thousands of U.S. dollars except per share amounts). This information reflects all normal recurring adjustments, which are, in the opinion of management, necessary for a fair statement of the results of the interim periods.

	Three Months Ended
	March 31, 2015			June 30, 2015			September 30, 2015			December 31, 2015
Revenue	$	4,010		$	4,046		$	4,294		$	3,227
Income (loss) from operations		(6,137	)		199			(820	)		(2,603	)
Net income (loss) attributable to common shareholders		(9,156	)		1,168			(3,827	)		(3,937	)
Basic net income (loss) per common share	$	(0.64	)	$	0.08		$	(0.27	)	$	(0.27	)
Diluted net loss per common share	$	(0.64	)	$	(0.07	)	$	(0.27	)	$	(0.27	)

	Three Months Ended
	March 31, 2014 ⁽¹⁾			June 30, 2014 ⁽¹⁾			September 30, 2014 ⁽¹⁾			December 31, 2014
Revenue	$	5,001		$	5,298		$	13,193		$	4,878
Income from operations		1,032			1,378			8,661			35
Net income attributable to common shareholders		—			—			3,595			1,224
Basic net income per common share	$	—		$	—		$	2.67		$	0.14
Diluted net income per common share	$	—		$	—		$	1.69		$	0.13

(1)	The financial data, including per share amounts, for all interim periods prior to and including the three month period ended September 30, 2014, do not reflect the IPO.