Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 308,382	$ 292,656
Receivables, net	150,545	115,446
Inventories	77,862	70,941
Prepaid expenses and other current assets	7,712	6,130
Total current assets	544,501	485,173
Restricted cash	781	781
Property, plant and equipment, net	242,702	162,232
Deferred income taxes	52	1,311
Other assets	1,056	853
Total assets	789,092	650,350
Current liabilities:
Current maturities of long-term debt	4,000	3,960
Accounts payable	56,473	35,238
Other current liabilities	68,436	59,629
Total current liabilities	128,909	98,827
Long-term debt	390,776	379,177
Deferred income taxes	13,687	12,660
Other long-term liabilities	12,465	13,348
Total liabilities	545,837	504,012
Commitments and contingencies
Stockholders’ equity:
Preferred stock; $0.01 par value; 150,000,000 shares authorized; none issued or outstanding at September 30, 2017 and December 31, 2016	0	0
Common stock, voting; $0.01 par value; 1,500,000,000 shares authorized; 197,344,697 and 196,524,010 shares issued at September 30, 2017 and December 31, 2016, respectively	1,973	1,965
Additional paid-in capital	78,915	71,420
Retained earnings	212,601	72,692
Accumulated other comprehensive (loss) income	(234)	261
Treasury stock, at cost; 2,092,774 and no shares at September 30, 2017 and December 31, 2016, respectively	(50,000)	0
Total stockholders’ equity	243,255	146,338
Total liabilities and stockholders’ equity	$ 789,092	$ 650,350