Related Party Transactions  | 
9 Months Ended | 
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Sep. 30, 2021  | |
| Related Party Transactions | |
| Related Party Transactions | 
 17. Related Party Transactions:  The Company made sales to a customer where a member of our Board of Directors is an executive. During the three months ended September 30, 2021 and 2020, net sales to this customer totaled approximately $0.1 million, respectively. During the nine months ended September 30, 2021 and 2020, net sales to this customer totaled approximately $0.2 million and $0.1 million, respectively. Amounts due from this customer as of September 30, 2021 and December 31, 2020 were approximately $0.1 million, respectively, which were settled in cash subsequent to each period end.  | 
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- References No definition available. 
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- Definition The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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