Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 82,627	$ 68,858
Accounts receivable, net	149,458	164,969
Inventories	106,406	107,058
Other current assets	9,852	10,537
Total current assets	348,343	351,422
Property, plant, and equipment, net	116,681	118,932
Goodwill	293,664	292,390
Acquired intangibles	121,649	123,013
Other assets	4,112	4,015
Total assets	884,449	889,772
Current liabilities:
Accounts payable	83,994	89,204
Accrued expenses	50,615	67,605
Billings in excess of cost	31,523	28,186
Current maturities of long-term debt	400	400
Total current liabilities	166,532	185,395
Long-term debt	209,032	208,882
Deferred income taxes	42,964	42,654
Other non-current liabilities	44,973	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; 31,827 and 31,779 shares issued in 2016 and 2015	318	317
Additional paid-in capital	255,125	253,458
Retained earnings	184,566	178,073
Accumulated other comprehensive loss	(12,301)	(15,416)
Cost of 500 and 484 common shares held in treasury in 2016 and 2015	(6,760)	(6,346)
Total shareholders’ equity	420,948	410,086
Total liabilities and shareholders' equity	$ 884,449	$ 889,772