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2314301 - Disclosure - Stockholders' Equity and Stock Options (Tables)
(http://www.advanceddisposal.com/role/StockholdersEquityAndStockOptionsTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001585790 (http://www.sec.gov/CIK)
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
 
Schedule of Valuation Assumptions
The fair value of the options granted is estimated using the Black-Scholes option pricing model using the following assumptions:
 
2016
 
2015
 
2014
Average expected term (years)
6.3
 
6.9
 
6.0
Risk-free interest rate
1.22% - 1.47%
 
1.76% - 1.93%
 
1.83% - 2.10%
Expected volatility
30.0%
 
30.0%
 
30.0%
  
Summary of Stock Options Outstanding
Stock Options Outstanding
A summary of the stock options outstanding for the year ended December 31, 2016 (in millions, except share and per share amounts) is as follows:
 
Number of
Shares
 
Weighted -
Average
Exercise Price
 
Weighted -
Average
Remaining
Contractual
Term
Outstanding at January 1, 2016
3,925,609

 
$
13.54

 
 
Granted
1,370,893

 
20.99

 
 
Exercised
(1,801,396
)
 
9.65

 
 
Expired or forfeited
(218,867
)
 
16.63

 
 
Outstanding at December 31, 2016
3,276,239

 
18.58

 
7.72
Exercisable at December 31, 2016
1,629,910

 
$
15.32

 
6.33