Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies - Accounts Receivable (Details)

v3.20.1
Basis of Presentation and Significant Accounting Policies - Accounts Receivable (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Accounts Receivable, Allowance for Credit Loss [Roll Forward]    
Balance at beginning of period $ 5,154 $ 5,198
Additions charged to bad debt expense 525 1,771
Recoveries of receivables previously charged to bad debt expense (470) (337)
Deductions for uncollectible receivables written off (220) (1,478)
Balance at end of period $ 4,989 $ 5,154