Annual report pursuant to Section 13 and 15(d)

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

v3.6.0.2
Property and Equipment - Summary of Property and Equipment (Detail) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Property, Plant and Equipment [Line Items]    
Cost $ 1,707 $ 1,883
Accumulated Depreciation 1,449 1,281
Net Book Value 258 602
Computer equipment [Member]    
Property, Plant and Equipment [Line Items]    
Cost 657 628
Accumulated Depreciation 567 490
Net Book Value 90 138
Furniture and fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Cost 172 172
Accumulated Depreciation 167 163
Net Book Value 5 9
Machinery and equipment [Member]    
Property, Plant and Equipment [Line Items]    
Cost   218
Accumulated Depreciation   1
Net Book Value   217
Leasehold improvements [Member]    
Property, Plant and Equipment [Line Items]    
Cost 262 257
Accumulated Depreciation 167 99
Net Book Value 95 158
Computer software [Member]    
Property, Plant and Equipment [Line Items]    
Cost 502 494
Accumulated Depreciation 439 425
Net Book Value 63 69
Equipment under capital lease [Member]    
Property, Plant and Equipment [Line Items]    
Cost 114 114
Accumulated Depreciation 109 103
Net Book Value $ 5 $ 11