Related Party Transactions (Narrative) (Details) - USD ($) |
6 Months Ended | |
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Jun. 30, 2026 |
Jun. 30, 2025 |
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| Senior Officer of NLEX [Member] | Lease Amounts [Member] | Edwardsville, IL [Member] | Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | ||
| Related Party Transaction [Line Items] | ||
| Payment to related party | $ 58,000 | $ 57,000 |
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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