Nature of business and summary of significant accounting policies - Restricted cash (Narrative) (Details) - USD ($) |
Jun. 30, 2023 |
Dec. 31, 2022 |
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| Cash and Cash Equivalents [Line Items] | ||
| Restricted cash | $ 0 | $ 6,300,000 |
| Revolving Credit Agreement | ||
| Cash and Cash Equivalents [Line Items] | ||
| Restricted cash | $ 0 | $ 6,300,000 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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