XML 46 R35.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stockholders' Equity (Tables)
6 Months Ended
Sep. 30, 2017
Equity [Abstract]  
Common stock shares activity
The common stock shares activity consisted of the following: 
 
Class A
Common Stock
 
Treasury
Stock
Balance at March 31, 2016
153,391,058

 
5,398,596

Issuance of common stock
578,932

 

Stock options exercised
1,931,495

 

Repurchase of common stock (1)

 
1,615,181

Balance at March 31, 2017
155,901,485

 
7,013,777

Issuance of common stock
581,174

 

Stock options exercised
741,708

 

Repurchase of common stock (2)

 
4,619,568

Balance at September 30, 2017
157,224,367

 
11,633,345