Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

Note 15 - Commitments, Contingencies and Guarantees (Details Textual)

v3.8.0.1
Note 15 - Commitments, Contingencies and Guarantees (Details Textual)
$ in Millions
Dec. 31, 2017
USD ($)
Miscellaneous other provisions [member]  
Statement Line Items [Line Items]  
Other provisions at end of period $ 4
Contingent Milestones Obligations [Member]  
Statement Line Items [Line Items]  
Other provisions at end of period 2
Development Milestones [Member]  
Statement Line Items [Line Items]  
Other provisions at end of period 16
Regulatory Milestones [Member]  
Statement Line Items [Line Items]  
Other provisions at end of period $ 44