XML 23 R9.htm IDEA: XBRL DOCUMENT v3.23.1
Accounts Receivable
3 Months Ended
Mar. 31, 2023
Accounts Receivable  
Accounts Receivable

3. Accounts Receivable

Accounts receivable consisted of the following:

March 31, 

December 31, 

2023

2022

(dollars in thousands)

Trade accounts receivable

$

64,910

 

$

68,886

Unbilled accounts receivable

11,556

 

11,915

76,466

 

80,801

Less allowance

(235)

(218)

$

76,231

$

80,583