CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 473,045	$ 423,497
Trade receivables, net	197,139	213,513
Inventories, net	297,217	355,413
Deferred income taxes	0	24,497
Prepaids and other current assets	25,088	39,791
Total current assets	992,489	1,056,711
Property, plant and equipment, net	286,560	323,149
Deferred income taxes	53,713	1,699
Goodwill	48,514	34,371
Intangible assets	39,019	29,594
Other assets	17,169	15,880
Total assets	1,437,464	1,461,404
Current liabilities:
Accounts payable	23,860	36,108
Accrued income taxes	5,448	24,543
Customer prepayments	5,203	11,884
Accrued compensation	16,070	10,829
Other accrued liabilities	18,702	18,116
Total current liabilities	69,283	101,480
Deferred income taxes	2,188	3,500
Total liabilities	71,471	104,980
Commitments and contingencies (Note 11)
Stockholders’ equity:
Preferred stock, 10,000,000 shares authorized at $0.01 par value (none issued)	0	0
Common stock:
100,000,000 shares authorized at $0.01 par value, 37,857,549 and 37,797,317 shares issued and outstanding at September 30, 2017 and December 31, 2016	375	375
Additional paid-in capital	16,401	5,468
Retained earnings	1,471,838	1,500,988
Accumulated other comprehensive losses	(122,621)	(150,407)
Total stockholders’ equity	1,365,993	1,356,424
Total liabilities and stockholders’ equity	$ 1,437,464	$ 1,461,404