Rendering

Component: (Network and Table)
Network
179 - Disclosure - Net Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail)
(http://www.schange.com/taxonomy/role/DisclosureNetLossPerShareScheduleOfEarningsPerShareBasicAndDiluted)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001019671 (http://www.sec.gov/CIK)
Earnings Per Share [Abstract]Period [Axis]
2015-11-01 - 2016-01-31
2015-08-01 - 2015-10-31
2015-05-01 - 2015-07-31
2015-02-01 - 2016-01-31
2015-02-01 - 2015-04-30
2014-11-01 - 2015-01-31
2014-08-01 - 2014-10-31
2014-05-01 - 2014-07-31
2014-02-01 - 2015-01-31
2014-02-01 - 2014-04-30
2013-02-01 - 2014-01-31
Earnings Per Share [Abstract]
 
 
 
 
 
 
 
 
 
 
 
Net loss from continuing operations
   
(47,697,000) 
    
(27,489,000) 
 
(2,227,000) 
Net income (loss) from discontinued operations
        
5,000  
 
(803,000) 
Net loss
(22,280,000) 
(10,565,000) 
(5,027,000) 
(47,697,000) 
(9,825,000) 
(6,140,000) 
(6,309,000) 
(5,568,000) 
(27,484,000) 
(9,467,000) 
(3,030,000) 
Weighted average shares used in computing net loss per share-basic and diluted
   
33,506,000  
    
32,772,000  
 
32,718,000  
Net loss per share-basic and diluted:
 
 
 
 
 
 
 
 
 
 
 
Loss from continuing operations
   
(1.42) 
    
(.84) 
 
(.07) 
Income (loss) from discontinued operations
        
.00  
 
(.02) 
Net loss per share-basic and diluted:
 
 
 
 
 
 
(1.42) 
 
 
 
 
 
 
 
 
 
(.84) 
 
 
 
(.09)