Note 6. Cash, cash equivalents and restricted cash

The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the statement of financial position that sum to the total of the amounts shown in the statement of cash flows.


	September 30,		December 31,
	2018			2017
	(in thousands)
Cash and cash equivalents	$	148,716	$	133,407
Short-term and long-term restricted cash		6,877		7,473
Total cash, cash equivalents and restricted cash	$	155,593	$	140,880

The restricted cash balance of $6.9 million as of September 30, 2018 is the result of (i) a $5.9 million letter of credit associated with a security deposit for the lease of our corporate headquarters in Beverly, Massachusetts, (ii) a $0.8 million letter of credit relating to workers’ compensation insurance, (iii) a bank guarantee of our performance relating to customer payment in the amount of $0.1 million and (iv) a $0.1 million deposit relating to customs activity. The restricted cash balance of $7.5 million as of December 31, 2017 includes (i) a $5.9 million letter of credit associated with a security deposit for the lease of our corporate headquarters in Beverly, Massachusetts, (ii) a $0.8 million letter of credit relating to workers’ compensation insurance, a $0.7 million letter of credit associated with a bank guarantee and a $0.1 million deposit relating to customs activity.