Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEET (Parenthetical)

v3.8.0.1
CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Allowance for bad debts $ 7,564 $ 8,259
Accumulated Depreciation 1,343,105 1,320,644
Debt issuance costs $ 7,029 $ 8,674
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, shares authorized 1,942,000 1,942,000
Preferred stock, shares issued 500,000 0
Preferred stock, shares outstanding 500,000 0
Common stock, par value (in dollars per share) $ 0.16667 $ 0.16667
Common stock, shares authorized 280,000,000 280,000,000
Common stock, shares issued 138,935,734 125,118,365
Common stock, shares outstanding 138,935,734 125,118,365
Series A Mandatory Convertible Preferred Stock    
Preferred stock, dividend rate 7.25% 7.25%