CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 54,729	$ 53,207
Accounts receivable, net	157,138	144,689
Contract assets	21,721	25,572
Inventories, net	137,522	144,350
Prepaid expenses and other current assets	6,061	11,638
Income tax receivable	3,392	997
Total current assets	380,563	380,453
Property, plant and equipment, net	91,067	95,840
Goodwill	48,404	48,485
Intangible assets, net	20,487	24,370
Operating lease right-of-use assets	19,890
Deferred income taxes	2,719	1,833
Other assets	2,357	4,615
Total assets	565,487	555,596
Current liabilities:
Accounts payable	103,842	107,282
Line of credit	88,000	101,500
Accrued compensation	40,343	33,965
Accrued sales discounts, rebates and royalties	9,265	9,574
Accrued income taxes	3,560	3,524
Other accrued liabilities	32,659	24,011
Total current liabilities	277,669	279,856
Long-term liabilities:
Operating lease obligations	15,580
Contingent consideration	4,732	8,435
Deferred income taxes	4,195	930
Income tax payable	1,647	1,647
Other long-term liabilities	13	1,768
Total liabilities	303,836	292,636
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; 24,099,047 and 23,932,703 shares issued on September 30, 2019 and December 31, 2018, respectively	241	239
Paid-in capital	285,487	276,103
Treasury stock, at cost, 10,170,862 and 10,116,459 shares on September 30, 2019 and December 31, 2018, respectively	(277,630)	(275,889)
Accumulated other comprehensive income (loss)	(25,838)	(20,281)
Retained earnings	279,391	282,788
Total stockholders' equity	261,651	262,960
Total liabilities and stockholders' equity	$ 565,487	$ 555,596