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Expected Credit Losses (Tables)
9 Months Ended
Sep. 30, 2020
Expected Credit Losses  
Schedule of roll-forward of allowance for credit losses

The following table provides a roll-forward of the allowance for expected credit losses that is deducted from the amortized cost basis of accounts receivable, notes receivable, and contract assets to present the net amount expected to be collected (in thousands):

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​

​

​

​

​

​

​

​

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Nine Months Ended September 30, 2020

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​

​

United States

​

​

Other countries

​

​

Total

Balance, beginning of period

​

$

1,395

​

$

172

​

$

1,567

Adoption of Topic 326, cumulative-effect adjustment to retained earnings

​

​

767

​

​

1

​

​

768

Provision for expected credit losses

​

​

578

​

​

115

​

​

693

Amounts written off charged against the allowance

​

​

(61)

​

​

(2)

​

​

(63)

Other, including dispositions and foreign currency translation

​

 

-

​

 

(3)

​

 

(3)

Balance, end of period

​

$

2,679

​

$

283

​

$

2,962

Schedule of allowance for expected credit losses for each type of customer receivable

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​

​

​

​

​

​

September 30,

​

    

2020

Accounts receivable and notes receivable, current

​

$

1,787

Contract assets, net

​

 

711

Long-term notes receivable, net of current portion

​

 

464

Total allowance for expected credit losses on customer receivables

​

$

2,962