Annual report pursuant to Section 13 and 15(d)

Subsequent Events - Future Minimum Annual Lease Payments (Detail)

v2.4.1.9
Subsequent Events - Future Minimum Annual Lease Payments (Detail) (Subsequent Event, USD $)
In Thousands, unless otherwise specified
Feb. 28, 2015
Subsequent Event
 
Disclosure - Subsequent Events - Future Minimum Annual Lease Payments (Detail) [Line Items]  
Future minimum annual lease payments under the Vancouver lease $ 144us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent
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= us-gaap_SubsequentEventMember
2016 224us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Remainder 315ogxi_OperatingLeasesFutureMinimumPaymentsRemainderOfPeriod
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Total $ 683us-gaap_OperatingLeasesFutureMinimumPaymentsDue
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= us-gaap_SubsequentEventMember