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Financial Instruments | 12 Months Ended
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Dec. 31, 2019
Fair Value Disclosures [Abstract] |
Financial instruments | Note 18 - Financial instruments: See Note 5 for information on how we determine fair value of our marketable securities. The following table presents the financial instruments that are not carried at fair value but which require fair value disclosure as of December 31, 2018 and 2019:
| December 31, 2018 |  |  | December 31, 2019 |
| Carrying amount |  |  | Fair value |  |  | Carrying amount |  |  | Fair value |
| (In thousands) |
Cash, cash equivalents and restricted cash | $ | 120,989 |  |  | $ | 120,989 |  |  | $ | 157,870 |  |  | $ | 157,870 |
Noncontrolling interest in CompX common stock |  | 19,443 |  |  |  | 22,871 |  |  |  | 22,707 |  |  |  | 24,627 |
The fair value of our noncontrolling interest in CompX stockholders’ equity is based upon its quoted market price at each balance sheet date, which represents Level 1 inputs. Due to their near-term maturities, the carrying amounts of accounts receivable and accounts payable are considered equivalent to fair value.

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- Definition The entire disclosure for financial instruments. This disclosure includes, but is not limited to, fair value measurements of short and long term marketable securities, international currencies forward contracts, and auction rate securities. Financial instruments may include hedging and non-hedging currency exchange instruments, derivatives, securitizations and securities available for sale at fair value. Also included are investment results, realized and unrealized gains and losses as well as impairments and risk management disclosures. + References No definition available. + Details
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