Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Unaudited) (Parenthetical)

v3.19.2
Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares
May 31, 2019
Feb. 28, 2019
Class A Common Stock [Member]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 322,000,000 322,000,000
Common stock, shares issued 185,873,845 185,740,178
Treasury stock, shares at cost 18,636,987 18,927,966
Class B Convertible Common Stock [Member]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 30,000,000 30,000,000
Common stock, shares issued 28,322,364 28,322,419
Treasury stock, shares at cost 5,005,800 5,005,800