Asset Retirement Obligations

3 Months Ended

Mar. 31, 2021

Asset Retirement Obligation Disclosure [Abstract]

The Company considers its legal obligation to remediate its facilities upon a decommissioning of its radioactive-related operations as an asset retirement obligation. The Company has production facilities which manufacture and process radioactive materials at its North Billerica, Massachusetts site. As of March 31, 2021, the liability is measured at the present value of the obligation expected to be incurred, of approximately $26.4 million.

The Company previously operated a production facility which manufactured and processed radioactive materials at its San Juan, Puerto Rico site. As of December 31, 2020, the liability for the San Juan, Puerto Rico site was recorded in liabilities held for sale and the sale was consummated on January 29, 2021.

The following table provides a summary of the changes in the Company’s asset retirement obligations:


(in thousands)	Amount
Balance at January 1, 2021	$	14,020

Accretion expense	388
Balance at March 31, 2021	$	14,408

The Company is required to provide the U.S. Nuclear Regulatory Commission and Massachusetts Department of Public Health financial assurance demonstrating the Company’s ability to fund the decommissioning of its North Billerica, Massachusetts production facility upon closure, although the Company does not intend to close the facility. The Company has provided this financial assurance in the form of a $28.2 million surety bond.