Stock-Based Payments - Stock Option Activity (Details) CAD / shares in Units, $ / shares in Units, CAD in Thousands, $ in Thousands		12 Months Ended
	Dec. 16, 2016	Dec. 31, 2016 USD ($) $ / shares shares	Dec. 31, 2016 USD ($) $ / shares CAD / shares shares	Dec. 31, 2015 USD ($) shares	Dec. 31, 2015 CAD CAD / shares	Dec. 31, 2014 USD ($)	Dec. 31, 2014 CAD
Number of Stock Options
Outstanding, Beginning Balance (in shares)		85,630
Granted (in shares)		1,629,563
Exercised (in shares)		0
Forfeited/cancelled (in shares)		(600)
Outstanding, Ending Balance (in shares)		1,714,593		85,630
Weighted Average Excercise Price Per Share
Outstanding, Beginning Balance (in cad per share) | CAD / shares			CAD 25.35
Granted (in dollars per share) | $ / shares		$ 8.27
Exercised (in dollars per share) | $ / shares		0.00
Forfeited/cancelled (in dollars per share) | $ / shares		25.35
Outstanding, Ending Balance (in dollars per share) | (per share)		$ 9.01			CAD 25.35
Outstanding, Weighted average remaining contractual life (years)		9 years 7 months 24 days		8 years 3 months 4 days
Outstanding, Aggregate intrinsic value		$ 528	CAD 528		CAD 0		CAD 2,435
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercised in Period, Aggregate Intrinsic Value | $		0	CAD 0
Outstanding, Exercised, Aggregate intrinsic value | $		$ 0		$ 4,930		$ 230
Options Vested or Expected to Vest
Vested and expected to vest at December 31, 2016, Number of options (in shares)		1,231,203	1,231,203
Exercisable at December 31, 2016, Number of options (in shares)		205,030	205,030
Vested and expected to vest at December 31, 2016, Weighted average exercise price per share (in dollars per share) | $ / shares		$ 9.24	CAD 9.24
Exercisable at December 31, 2016, Weighted average exercise price per share (in dollars per share) | $ / shares		$ 13.86	CAD 13.86
Vested and expected to vest at December 31, 2016, Weighted average remaining contractual life (years)		9 years 6 months 29 days
Exercisable at December 31, 2016, Weighted average remaining contractual life (years)		8 years 5 months 27 days
Vested and expected to vest at December 31, 2016, Aggregate intrinsic value | $		$ 437	CAD 437
Exercisable at December 31, 2016, Aggregate intrinsic value		140	CAD 140		CAD 0		CAD 240
Cash from exercise of stock options | $		$ 0		$ 5,508		$ 509
Stock consolidation ratio	0.20
Aegerion
Number of Stock Options
Granted (in shares)		10,561
Weighted Average Excercise Price Per Share
Granted (in dollars per share) | $ / shares		$ 7.70