Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.19.1
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Allowances on accounts receivable, current $ 8,476 $ 5,839
Accumulated depreciation on property and equipment 1,137,165 1,092,440
Accumulated amortization on other intangible assets $ 386,403 $ 372,081
Treasury stock, common shares (in shares) 17,032,299 16,229,146
Common Stock    
Common stock, par value (in dollars per share) $ 0.00001 $ 0.00001
Common stock, shares authorized (in shares) 600,000,000 600,000,000
Common stock, shares issued (in shares) 159,113,674 157,333,046
Common stock, shares outstanding (in shares) 142,081,375 141,103,900
Exchangeable Shares    
Exchangeable shares, par value (in dollars per share) $ 0 $ 0
Common stock, shares issued (in shares) 36,183 486,112
Common stock, shares outstanding (in shares) 36,183 486,112
Series G Preferred Stock    
Preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Preferred stock, shares authorized (in shares) 0 1
Preferred stock, shares issued (in shares) 0 1
Preferred stock, shares outstanding (in shares) 0 1