Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 124,114	$ 68,858
Accounts receivable, net	150,170	164,969
Inventories	98,221	107,058
Other current assets	12,119	10,537
Total current assets	384,624	351,422
Property, plant, and equipment, net	108,808	118,932
Goodwill	294,797	292,390
Acquired intangibles	120,435	123,013
Other assets	4,336	4,015
Total assets	913,000	889,772
Current liabilities:
Accounts payable	82,805	89,204
Accrued expenses	49,331	67,605
Billings in excess of cost	30,358	28,186
Current maturities of long-term debt	400	400
Total current liabilities	162,894	185,395
Long-term debt	208,836	208,882
Deferred income taxes	43,149	42,654
Other non-current liabilities	48,542	42,755
Shareholders’ equity:
Preferred stock, $0.01 par value; authorized 10,000 shares; none outstanding	0	0
Common stock, $0.01 par value; authorized 50,000 shares; 31,930 and 31,779 shares issued in 2016 and 2015	319	317
Additional paid-in capital	259,024	253,458
Retained earnings	201,555	178,073
Accumulated other comprehensive loss	(4,511)	(15,416)
Cost of 502 and 484 common shares held in treasury in 2016 and 2015	(6,808)	(6,346)
Total shareholders’ equity	449,579	410,086
Total liabilities and shareholders' equity	$ 913,000	$ 889,772