CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	[1]
Current assets:
Cash and cash equivalents	$ 12,762	$ 26,692
Accounts receivable, net	13,415	18,143
Inventories	17,786	16,075
Prepaid expenses and other receivables	2,631	3,622
Total current assets	46,594	64,532
Property, plant and equipment, net	76,708	68,355
Intangible assets, net	56,588	56,017
Goodwill	452	471
Other	750	611
Total assets	181,092	189,986
Current liabilities:
Accounts payable	5,937	10,595
Accrued expenses	11,138	13,502
Total current liabilities	17,075	24,097
Convertible 3.75% senior notes, net of debt discount and debt issuance costs (face of $143,750)	123,571	120,977
Deferred tax liability	153	159
Total liabilities	140,799	145,233
Commitments and Contingencies
Stockholders’ equity:
Common stock, $0.01 par value, 100,000,000 shares authorized; 53,496,889 and 53,400,281 shares issued and outstanding as of March 31, 2018 and December 31, 2017, respectively	554	554
Additional paid-in capital	106,958	106,312
Accumulated deficit	(64,896)	(60,094)
Accumulated other comprehensive loss	(2,323)	(2,019)
Total stockholders’ equity	40,293	44,753
Total liabilities and stockholders' equity	$ 181,092	$ 189,986

[1] Derived from the audited December 31, 2017 financial statements