Quarterly report pursuant to Section 13 or 15(d)

Earnings per Share - Additional Information (Details)

v3.2.0.727
Earnings per Share - Additional Information (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Earnings Per Share [Abstract]        
Participating securities 0 0 0 0
Anti-dilutive common stock equivalents (in shares) 113,067,000 116,655,000 114,443,000 386,276,000