Note 9 - Accrued Expenses

12 Months Ended

Dec. 31, 2019

Notes to Financial Statements

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

9.

Accrued Expenses

Accrued expenses consist of the following:

	December 31,
	2019		2018
Compensation and related expenses	$	5,830	$	4,446
Professional fees		3,850		1,989
Lease liability - current		1,141		–
Income taxes payable		–		385
Research grants		393		400
Clinical trial costs		788		577
Other		443		349
Total	$	12,445	$	8,146

Included in Professional fees as of

December 31, 2019

are

$2.8

million of accrued and unpaid costs related to the acquisitions of Parcus Medical and Arthrosurface which were closed in the

first

quarter of

2020.

The lease liability as of

December 31, 2019

is the result of the Company adopting ASC

842

as of

January 1, 2019

as more fully described in Note

2

and

8.

Included in Compensation and related expenses as of

December 31, 2018

are the accrued and unpaid costs related to the retirement of the Company’s former Chief Executive Officer

, Charles H. Sherwood, Ph.D.,

as of

March 9, 2018.

All costs were paid prior to

December 31, 2019.