Shareholder's equity

12 Months Ended

Dec. 31, 2021

Stockholders Equity Note [Abstract]

Shareholders' equity

14. Shareholders’ equity

Dividends

The Company has not historically paid dividends to holders of its common stock. 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 and unrealized gains (losses) on available for sale debt securities. 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 Loans			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
Other comprehensive loss		(2,544	)		—			(942	)		(3,486	)
Income taxes		—			—			234			234
Balance at December 31, 2021	$	(711	)	$	—		$	711		$	—