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Valuation and Qualifying Accounts
12 Months Ended
Dec. 31, 2020
Valuation and Qualifying Accounts [Abstract]  
Schedule II Valuation and Qualifying Accounts

SUPERIOR ENERGY SERVICES, INC. AND SUBSIDIARIES

Schedule II Valuation and Qualifying Accounts

Years Ended December 31, 2020, 2019 and 2018

(in thousands)

Balance at the

Charged to

beginning of

costs and

Balance at the

Description

the year

expenses

Deductions

end of the year

2020

Allowance for doubtful accounts

$

12,156

$

14,587

$

2,114

$

24,629

2019

Allowance for doubtful accounts

$

12,080

$

3,006

$

2,930

$

12,156

2018

Allowance for doubtful accounts

$

29,037

$

3,569

$

20,526

$

12,080