Accrued Liabilities

9 Months Ended

Sep. 30, 2017

Accrued Liabilities

Accrued Liabilities

5.    Accrued Liabilities

Accrued liabilities were comprised of the following:

	September 30,		December 31,
	2017		2016
Employee related expenses	$	2,374	$	1,237
Accrued real estate taxes		357		440
Accrued excise, franchise and sales taxes		335		83
Accrued operating expenses and other (1)		1,667		384
Accrued liabilities	$	4,733	$	2,144

(1)Accrued operating expenses and other has increased as a result of increases in manufacturing costs associated with adding systems and increases in general and administrative costs.