Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.21.2
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Jun. 30, 2020
Statement of Financial Position [Abstract]      
Allowance for Doubtful Accounts, Premiums and Other Receivables $ 10,734 $ 21,810 $ 28,783
Property, Plant, and Equipment, Owned, Accumulated Depreciation $ 585,104 $ 574,247 $ 546,397
Preferred Stock, Shares Authorized 10,000,000 10,000,000 10,000,000
Preferred Stock, Shares Issued 0 0 0
Preferred Stock, Shares Outstanding 0 0 0
Common Stock, Shares Authorized 250,000,000 250,000,000 250,000,000
Common Stock, Shares, Outstanding 66,148,000 66,252,000 66,148,000
Common Stock, Shares, Issued 66,148,000 66,252,000 66,148,000