Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Assets:
Cash and cash equivalents	$ 105,452	$ 72,521
Trade receivables, net	39,597	38,769
Inventories, net	32,439	24,882
Prepaid and other current assets	11,605	11,267
Total current assets	189,093	147,439
Property, plant and equipment, net	290,670	294,003
Customer relationships and other intangibles, net	64,661	70,807
Goodwill	119,945	119,945
Equity method investment	8,194	9,263
Debt issuance costs	341	477
Total Assets	672,904	641,934
Liabilities:
Accounts payable	32,253	30,809
Accrued and other liabilities	13,239	11,940
Notes payable, current portion	1,670	1,702
Total current liabilities	47,162	44,451
Deferred taxes and other long-term liabilities	15,392	15,847
Notes payable, non-current portion	262,400	263,610
Total Liabilities	324,954	323,908
Shareholders' Equity:
Undesignated preferred stock, par value $0.001 per share; 10,000,000 shares authorized, no shares issued and outstanding	0	0
Common stock, $0.001 par value per share; 190,000,000 shares authorized; 44,422,804 and 44,321,776 shares issued and 36,681,879 and 37,532,959 shares outstanding as of September 30, 2018 and December 31, 2017, respectively	44	44
Additional paid-in capital	327,643	325,391
Less: Treasury stock	(170,782)	(143,357)
Accumulated other comprehensive loss	(1,656)	(2,649)
Accumulated earnings	192,701	138,597
Total Shareholders' Equity	347,950	318,026
Total Liabilities and Shareholders' Equity	$ 672,904	$ 641,934