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Revenue Recognition and Contracts with Customers (Tables) | 6 Months Ended
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Dec. 31, 2021
Revenue Recognition and Contracts with Customers |
Schedule of disaggregation of revenues | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended December 31, | ​ | Six months ended December 31, | ​
​ |  | 2021 |  | 2020 |  | 2021 |  | 2020 | ​
Major Product Lines: | ​ | ​ |  |  | ​ |  | ​ | ​ |  |  | ​ |  | ​
Intrusion and access alarm products | ​ | $ | 10,767 | ​ | $ | 8,235 | ​ | $ | 20,563 | ​ | $ | 15,560 | ​
Door locking devices | ​ |  | 11,613 | ​ |  | 10,781 | ​ |  | 22,644 | ​ |  | 19,354 | ​
Services | ​ |  | 11,028 | ​ |  | 8,189 | ​ |  | 21,252 | ​ |  | 15,464 | ​
Total Revenues | ​ | $ | 33,408 | ​ | $ | 27,205 | ​ | $ | 64,459 | ​ | $ | 50,378 | ​

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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