Annual report pursuant to Section 13 and 15(d)

Property and Equipment - Summary of Property and Equipment (Detail)

v3.8.0.1
Property and Equipment - Summary of Property and Equipment (Detail)
$ in Thousands
Dec. 31, 2017
USD ($)
Property, Plant and Equipment [Line Items]  
Cost $ 1,144
Accumulated Depreciation 1,085
Net Book Value 59
Computer equipment [Member]  
Property, Plant and Equipment [Line Items]  
Cost 389
Accumulated Depreciation 358
Net Book Value 31
Furniture and fixtures [Member]  
Property, Plant and Equipment [Line Items]  
Cost 157
Accumulated Depreciation 156
Net Book Value 1
Leasehold improvements [Member]  
Property, Plant and Equipment [Line Items]  
Cost 252
Accumulated Depreciation 226
Net Book Value 26
Computer software [Member]  
Property, Plant and Equipment [Line Items]  
Cost 322
Accumulated Depreciation 321
Net Book Value 1
Equipment under capital lease [Member]  
Property, Plant and Equipment [Line Items]  
Cost 24
Accumulated Depreciation $ 24