Rendering

Component: (Network and Table)
Network
100550 - Disclosure - Share-Based Payment - Weighted Average Assumptions for Fair Value of Stock Options (Details)
(http://www.alliancehealthcareservices-us.com/20161231/taxonomy/role/DisclosureShareBasedPaymentWeightedAverageAssumptionsForFairValueOfStockOptionsDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Share Based Compensation [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Share Based Compensation [Abstract]
 
 
 
Weighted average assumptions for stock option awards
 
 
 
Risk free interest rate
1.53%  
1.65%  
1.83%  
Expected dividend yield
0.00%  
0.00%  
0.00%  
Expected stock price volatility
66.50%  
65.20%  
66.30%  
Average expected life (in years)
P6Y  
P6Y  
P6Y  
Weighted average grant date fair value
4.32  
14.25  
17.56