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Note 4 - Fair Value of Financial Instruments - Financial Assets and Liabilities at Fair Value (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Reported Value Measurement [Member] |  |  |
Cash equivalents (including restricted cash accounts) |  | $ 55,316 | $ 53,877
Fair Value, Net Asset (Liability) |  | 42,914 | 43,461
Reported Value Measurement [Member] | Interest Rate Swap [Member] |  |  |
Derivative asset, current | [1] | 1,502 |
Reported Value Measurement [Member] | Currency Forward Contracts [Member] |  |  |
Derivative asset, current | [2] | 593 | 1,406
Reported Value Measurement [Member] | Cross Currency Swap [Member] |  |  |
Cross currency swap (1) | [3] | (4,323) | (3,686)
Cross currency swap (1) | [3] | (10,174) | (8,137)
Estimate of Fair Value Measurement [Member] |  |  |
Cash equivalents (including restricted cash accounts) |  | 55,316 | 53,877
Fair Value, Net Asset (Liability) |  | 42,914 | 43,461
Estimate of Fair Value Measurement [Member] | Interest Rate Swap [Member] |  |  |
Derivative asset, current |  | 1,502 |
Estimate of Fair Value Measurement [Member] | Currency Forward Contracts [Member] |  |  |
Derivative asset, current | [2] | 593 | 1,406
Estimate of Fair Value Measurement [Member] | Cross Currency Swap [Member] |  |  |
Cross currency swap (1) | [3] | (4,323) | (3,686)
Cross currency swap (1) | [3] | (10,174) | (8,137)
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Cash equivalents (including restricted cash accounts) |  | 55,316 | 53,877
Fair Value, Net Asset (Liability) |  | 55,316 | 53,877
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Interest Rate Swap [Member] |  |  |
Derivative asset, current |  | 0 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Currency Forward Contracts [Member] |  |  |
Derivative asset, current | [2] | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Cross Currency Swap [Member] |  |  |
Cross currency swap (1) | [3] | 0 | 0
Cross currency swap (1) | [3] | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Cash equivalents (including restricted cash accounts) |  | 0 | 0
Fair Value, Net Asset (Liability) |  | (12,402) | (10,416)
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Swap [Member] |  |  |
Derivative asset, current |  | 1,502 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Currency Forward Contracts [Member] |  |  |
Derivative asset, current | [2] | 593 | 1,406
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Cross Currency Swap [Member] |  |  |
Cross currency swap (1) | [3] | (4,323) | (3,686)
Cross currency swap (1) | [3] | (10,174) | (8,137)
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Cash equivalents (including restricted cash accounts) |  | 0 | 0
Fair Value, Net Asset (Liability) |  | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Interest Rate Swap [Member] |  |  |
Derivative asset, current |  | 0 |
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Currency Forward Contracts [Member] |  |  |
Derivative asset, current | [2] | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Cross Currency Swap [Member] |  |  |
Cross currency swap (1) | [3] | 0 | 0
Cross currency swap (1) | [3] | $ 0 | $ 0
[1] | This amount relates to interest rate swap contracts valued primarily based on the present value of the interest rate swap future settlement prices based on USD zero yield curve as of March 31, 2024. This amount is included within “Prepaid expenses and other”, “Deposits and other”, "Accounts payable and accrued expenses", or “Other long-term liabilities”, as applicable, in the condensed consolidated balance sheets on March 31, 2024. There are no cash collateral deposits on March 31, 2024 and December 31, 2023.
[2] | These amounts relate to cross currency swap contracts valued primarily based on the present value of the cross currency swap future settlement prices for U.S. Dollar (“USD”) and New Israeli Shekel (“NIS”) zero yield curves and the applicable exchange rate as of March 31, 2024 and December 31, 2023, as applicable. These amounts are included within “Prepaid expenses and other”, “Deposits and other”, "Accounts payable and accrued expenses", or “Other long-term liabilities”, as applicable, in the condensed consolidated balance sheets on March 31, 2024 and December 31, 2023. Cash collateral deposits in the amount of $10.4 million and $10.6 million as of March 31, 2024, and December 31, 2023, respectively, are presented under “Other receivables” in the condensed consolidated balance sheets.
[3] | These amounts relate to currency forward contracts valued primarily based on observable inputs, including forward and spot prices for currencies, net of contracted rates and then multiplied by notional amounts, and are included within “Receivables, other” or “Accounts payable and accrued expenses”, as applicable, in the condensed consolidated balance sheets on March 31, 2024 and December 31, 2023, with the corresponding gain or loss being recognized within “Derivatives and foreign currency transaction gains (losses)” in the condensed consolidated statements of operations and comprehensive income.

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions and include restricted cash. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483466/210-20-50-3 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483466/210-20-50-3 + Details
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