CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 49,695	$ 50,611
Restricted cash	0	4,623
Accounts receivable, net	147,738	124,592
Inventories, net	143,417	129,879
Prepaid expenses and other current assets	7,593	7,439
Income tax receivable	4,133	1,054
Deferred income taxes		5,960
Total current assets	352,576	324,158
Property, plant, and equipment, net	112,276	105,351
Goodwill	48,372	43,052
Intangible assets, net	31,619	28,549
Deferred income taxes	18,270
Deferred income taxes		10,430
Long-term restricted cash	4,716	4,600
Other assets	4,997	4,896
Total assets	572,826	521,036
Current liabilities:
Accounts payable	110,050	97,157
Line of credit	92,000	49,987
Accrued compensation	33,520	35,580
Accrued sales discounts, rebates and royalties	7,153	8,358
Accrued income taxes	1,670	375
Other accrued expenses	20,294	24,410
Total current liabilities	264,687	215,867
Long-term liabilities:
Long-term contingent consideration	12,600	10,500
Deferred income taxes	6,269
Deferred income taxes		7,060
Income tax payable	791	791
Other long-term liabilities	6,299	6,308
Total liabilities	290,646	240,526
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.01 par value, 5,000,000 shares authorized; none issued or outstanding	0	0
Common stock, $0.01 par value, 50,000,000 shares authorized; 23,661,566 and 23,575,340 shares issued on June 30, 2017 and December 31, 2016, respectively	237	236
Paid-in capital	258,732	250,481
Treasury stock, at cost, 9,262,057 and 9,022,587 shares on June 30, 2017 and December 31, 2016, respectively	(237,865)	(222,980)
Accumulated other comprehensive income (loss)	(20,830)	(22,821)
Retained earnings	281,906	275,594
Total stockholders' equity	282,180	280,510
Total liabilities and stockholders' equity	$ 572,826	$ 521,036