XML 75 R63.htm IDEA: XBRL DOCUMENT v3.7.0.1
Earnings (Loss) Per Share and Stockholders' Equity (Schedule of Antidilutive Securities Excluded from Computation of Earnings (Loss) Per Share) (Details) - Stock Options [Member] - $ / shares
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Number of shares 0 1,061,541
Minimum [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Range of exercise prices $ 0.00 $ 24.79
Maximum [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Range of exercise prices $ 0.00 $ 24.79