v3.2.0.727
CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Accounts receivable, allowance (in dollars) $ 15,730 $ 12,437
Accumulated depreciation and amortization, property and equipment (in dollars) 294,400 279,534
Accumulated amortization (in dollars) $ 116,626 $ 98,937
Treasury stock, shares 187,137,267 184,182,001
Common Stock    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized shares 1,600,000,000 1,600,000,000
Common stock, issued shares 253,641,102 252,170,058
Common stock, outstanding shares 76,871,835 78,356,057
Class B Convertible Common Stock    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized shares 400,000,000 400,000,000
Common stock, issued shares 16,157,499 16,157,499
Common stock, outstanding shares 5,789,499 5,789,499