The Company’s industry is characterized by frequent claims and litigation, including claims regarding intellectual property and product liability. As a result, the Company may be subject to various legal proceedings from time to time. The results of any current or future litigation cannot be predicted with certainty, and regardless of the outcome, litigation can have an adverse impact on the Company because of defense and settlement costs, diversion of management resources and other factors. Any current litigation is considered immaterial and counter claims have been assessed as remote.

The following is a summary of the Company’s general product warranty liability, which is included in accrued liabilities in the accompanying condensed consolidated balance sheets as of the dates indicated. Expense relating to the recording of this reserve is recorded in cost of product and product-related services revenue within the accompanying condensed consolidated statements of operations.

	Nine Months Ended September 30,
	2020			2019
Beginning balance	$	94,482		$	63,461
Cost of warranty claims		(19,310	)		(38,691	)
Increase in warranty reserve		12,423			64,637
Ending balance	$	87,595		$	89,407