Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Current Assets:
Cash and cash equivalents	$ 105,699	$ 30,514
Accounts receivable, net	91,163	66,882
Inventories	57,801	34,524
Prepaid expenses and other assets	15,562	16,878
Total current assets	270,225	148,798
Property, plant and equipment, net	117,144	103,110
Goodwill and other intangibles	74,503	71,319
Other assets	3,250	3,000
Total Assets	465,122	326,227
Current Liabilities:
Accounts payable	31,084	9,953
Accrued expenses and other liabilities	56,291	46,266
Accrued warranty	5,400	6,290
Total current liabilities	92,775	62,509
Deferred income taxes	2,125	1,286
Non-current accrued warranty	25,354	28,709
Other long-term liabilities	1,905	2,473
Total Liabilities	122,159	94,977
Commitments and contingencies
Stockholders' Equity:
Preferred stock, $0.01 par value, 3,000,000 shares authorized; none issued and outstanding
Common stock, $0.01 par value, 120,000,000 shares authorized; 69,998,336 and 69,844,222 shares issued and 58,551,653 and 58,856,860 shares outstanding at December 31, 2018 and 2017, respectively	700	698
Additional paid-in capital	124,224	121,694
Retained earnings	416,942	282,370
Treasury stock, at cost, 11,446,683 and 10,987,362 shares at December 31, 2018 and 2017, respectively	(198,903)	(173,512)
Total Stockholders' Equity	342,963	231,250
Total Liabilities and Stockholders' Equity	$ 465,122	$ 326,227