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ACCOUNTS AND OTHER RECEIVABLE, NET (Tables)

12 Months Ended

Dec. 31, 2020

ACCOUNTS AND OTHER RECEIVABLE, NET

Schedule of accounts and other receivable

​

​	​	​	​	​	​	​
​	​	December 31,		​	December 31,
​		2020			2019
Amounts billed, net	​	$	213,560	​	$	227,528
Unbilled receivables	​	​	21,618	​		19,036
Total receivables, net	​	$	235,178	​	$	246,564

Schedule of expected credit losses

​

​	​	​	​
Balance as of December 31, 2019		$	7,745
Additions	​		368
Deductions - write-offs, net of recoveries	​		(511)
Balance as of December 31, 2020	​	$	7,602

X

- Definition

Tabular disclosure of allowance for credit loss on accounts receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447

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- References

No definition available.

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X

- Definition

Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3,4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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