XML 19 R13.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 5 - Trade Receivables | 12 Months Ended
--- | ---
Jan. 31, 2020
Notes to Financial Statements |
Loans, Notes, Trade and Other Receivables Disclosure [Text Block] | Note 5 – Trade Receivables
|  |  | January 31, |  |  |  | January 31, |
|  |  | 2020 |  |  |  | 2019 |
Trade receivables |  |  | 37,121 |  |  |  | 33,350 |
Less: Allowance for doubtful accounts |  |  | (2,003 | ) |  |  | (1,857 | )
|  |  | 35,118 |  |  |  | 31,493 |
Included in accounts receivable are unbilled receivables in the amount of $1.4 million as at January 31, 2020 ( $1.0 million as at January 31, 2019). For the years ended January 31, 2020, 2019 and 2018, bad debt expense was $0.6 million, $1.2 million and $0.8 million, respectively.

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

X
- Definition The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
Name: | us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration