Acquisitions (Tables)

12 Months Ended

Dec. 31, 2020

Business Acquisition [Line Items]

Summary of Fair Values of Assets Acquired and Consideration Paid

The following table summarizes the fair values of assets acquired and of consideration paid:

(U.S. Dollars, in thousands)	Fair Value		Balance Sheet Classification	Assigned Useful Life
Fair Value of Consideration Transferred
Cash paid or payable	$	7,200
Contingent consideration		375
Total fair value of consideration transferred	$	7,575
Fair value of assets acquired
Customer relationships	$	7,340	Intangible assets, net	5 years
Assembled workforce		235	Intangible assets, net	5 years
Total fair value of assets acquired	$	7,575

Wittenstein [Member] | FITBONE Asset Purchase Agreement [Member]

Business Acquisition [Line Items]

Summary of Final Fair Values of Assets Acquired and Liabilities Assumed

The following table summarizes the final fair values of assets acquired and liabilities assumed at the acquisition date. The Company’s purchase accounting was completed in the fourth quarter of 2020.

(U.S. Dollars, in thousands)	Acquisition Date Fair Value		Balance Sheet Classification	Assigned Useful Life
Assets acquired
Inventories	$	528	Inventories
Developed technology		4,500	Intangible assets, net	8 years
Customer relationships		800	Intangible assets, net	15 years
Trade name		600	Intangible assets, net	15 years
In-process research and development ("IPR&D")		300	Intangible assets, net	Indefinite
Total identifiable assets acquired		6,728
Goodwill		11,272
Total fair value of consideration transferred	$	18,000

Spinal Kinetics [Member]

Business Acquisition [Line Items]

Summary of Final Fair Values of Assets Acquired and Liabilities Assumed

Purchase Price Allocations for Acquisitions Completed in 2019 and 2018

(U.S. Dollars, in thousands)	Spinal Kinetics		Assigned Useful Life	Options Medical		Assigned Useful Life
Assets acquired
Cash and cash equivalents	$	6,785		$	—
Restricted cash		30			—
Accounts receivable		1,705			—
Inventories		8,175			—
Prepaid expenses and other current assets		315			—
Property, plant and equipment		2,285			—
Other long-term assets		320			175
Intangible assets
Customer relationships		—	N/A		5,832	10 years
Developed technology		12,400	10 years		—	N/A
In-process research and development		26,800	Indefinite		—	N/A
Tradename		100	2 years		—	N/A
Assembled workforce		—	N/A		568	5 years
Deferred income taxes		3,594			—
Total identifiable assets acquired	$	62,509		$	6,575
Liabilities assumed
Accounts payable	$	351		$	—
Other current liabilities		2,869			69
Other long-term liabilities		301			106
Total liabilities assumed		3,521			175
Goodwill		17,612			—
Total fair value of consideration transferred	$	76,600		$	6,400