XML 76 R59.htm IDEA: XBRL DOCUMENT v3.19.1
Earnings per Common Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Numerator:    
Net income $ 158,189 $ 126,254
Preferred stock dividends 4,468 3,397
Net income attributable to SLM Corporation common stock $ 153,721 $ 122,857
Denominator:    
Weighted average shares used to compute basic EPS (in shares) 434,574,000 433,952,000
Effect of dilutive securities:    
Dilutive effect of stock options, restricted stock and restricted stock units and Employee Stock Purchase Plan (ESPP) (in shares) 3,674,000 5,025,000
Weighted average shares used to compute diluted EPS (in shares) 438,248,000 438,977,000
Basic earnings per common share attributable to SLM Corporation (in dollars per share) $ 0.35 $ 0.28
Diluted earnings per common share attributable to SLM Corporation (in dollars per share) $ 0.35 $ 0.28
Securities excluded from computation of EPS (in shares) 2,000,000 0