Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016
Current assets
Cash and cash equivalents	$ 37,961	$ 86,170	$ 78,560
Accounts receivable, net	130,514	57,374	102,355
Inventories, net	202,635	188,743	149,163
Prepaid expenses and other current assets	43,977	35,107	25,613
Total current assets	415,087	367,394	355,691
Fixed assets, net	203,204	172,748	151,250
Goodwill	122,275	89,198	93,831
Other intangible assets, net	138,876	112,943	114,000
Deferred taxes	31,864	31,989	29,391
Other assets	13,344	12,632	13,656
Total assets	924,650	786,904	757,819
Current liabilities
Accounts payable, trade	80,596	50,616	53,330
Accrued expenses and other current liabilities	114,454	98,735	113,244
Total current liabilities	195,050	149,351	166,574
Long-term indebtedness	49,911	49,949	49,930
Other long-term liabilities	59,934	37,335	38,284
Total liabilities	304,895	236,635	254,788
Stockholders’ equity
Common stock, par value $.01 per share	276	274	273
Paid-in capital	195,452	185,981	173,474
Retained earnings	452,877	395,279	359,510
Accumulated other comprehensive income (loss)	617	(1,798)	(759)
Stockholders’ equity before treasury stock	649,222	579,736	532,498
Treasury stock, at cost	(29,467)	(29,467)	(29,467)
Total stockholders’ equity	619,755	550,269	503,031
Total liabilities and stockholders’ equity	$ 924,650	$ 786,904	$ 757,819