XML 34 R23.htm IDEA: XBRL DOCUMENT
v3.21.2

Note 4 - Receivables and Allowance for Credit Losses (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  | September 30, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Accounts receivable–trade |  | $ | 32,978 |  |  | $ | 26,912 |
Less allowance for credit losses |  |  | (522 | ) |  |  | (484 | )
Receivables, net |  | $ | 32,456 |  |  | $ | 26,428 |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Allowance for Credit Losses |
|  | Nine Months Ended September 30, |
|  | 2021 |  |  | 2020 |
Allowance - beginning of period |  | $ | 484 |  |  | $ | 486 |
Provision for expected credit losses |  |  | 92 |  |  |  | 182 |
Amounts written off against the allowance |  |  | (54 | ) |  |  | (19 | )
Allowance - end of period |  | $ | 522 |  |  | $ | 649 |

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=124255953&loc=SL82919249-210447 + Details
Name: | us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration