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Shareholder's equity | 12 Months Ended
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Dec. 31, 2020
Stockholders Equity Note [Abstract] |
Shareholders' equity |
1 4. | Shareholders’ equity
Dividends The Company has not paid dividends to holders of its common stock in the past. Certain subsidiaries of the Company have restrictions on their ability to pay dividends in certain circumstances pursuant to the Amended Credit Agreement. In the event that the Company decides to pay a dividend to holders of its common stock in the future with dividends received from its subsidiaries, the Company may, based on prevailing rates of taxation, be required to pay additional withholding and income tax on such amounts received from its subsidiaries. Accumulated Other Comprehensive Income (Loss) Accumulated other comprehensive income (loss) is comprised of foreign currency translation adjustments, the unrealized gains (losses) on the eNeura debt security, which was settled in 2019, and unrealized gains (losses) on the Neo Medical Convertible Loan. The Company’s policy is to release income tax effects related to items recognized within accumulated other comprehensive income (loss) using a portfolio approach. The components of and changes in accumulated other comprehensive income (loss) are as follows:
(U.S. Dollars, in thousands) |  | Currency Translation Adjustments |  |  | eNeura Debt Security |  |  | Neo Medical Convertible Loan |  |  | Accumulated Other Comprehensive Income (Loss) |
Balance at December 31, 2018 |  | $ | (2,386 | ) |  | $ | 5,682 |  |  | $ | — |  |  | $ | 3,296 |
Cumulative effect adjustment from adoption of ASU 2018-02 |  |  | — |  |  |  | 937 |  |  |  | — |  |  |  | 937 |
Other comprehensive loss |  |  | (653 | ) |  |  | (2,593 | ) |  |  | — |  |  |  | (3,246 | )
Income taxes |  |  | — |  |  |  | 642 |  |  |  | — |  |  |  | 642 |
Reclassification adjustment to: |  |  |  |  |  |  |  |  |  |  |  |  |  |  | — |
Interest income (expense), net |  |  | — |  |  |  | (1,034 | ) |  |  | — |  |  |  | (1,034 | )
Other expense, net |  |  | — |  |  |  | (5,193 | ) |  |  | — |  |  |  | (5,193 | )
Income taxes |  |  | — |  |  |  | 1,559 |  |  |  | — |  |  |  | 1,559 |
Balance at December 31, 2019 |  | $ | (3,039 | ) |  | $ | — |  |  | $ | — |  |  | $ | (3,039 | )
Other comprehensive income |  |  | 4,872 |  |  |  | — |  |  |  | 1,881 |  |  |  | 6,753 |
Income taxes |  |  | — |  |  |  | — |  |  |  | (462 | ) |  |  | (462 | )
Balance at December 31, 2020 |  | $ | 1,833 |  |  | $ | — |  |  | $ | 1,419 |  |  | $ | 3,252 |

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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