Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash	$ 15,080	$ 15,087
Accounts receivable, net	147,053	123,005
Inventories	118,784	119,836
Income tax receivable	4,046	3,989
Current deferred tax assets		6,696
Other current assets	12,920	11,568
Total current assets	297,883	280,181
Property, plant and equipment, net	323,244	318,968
Goodwill, net	448,690	449,898
Intangible assets, net	267,769	282,169
Non-current deferred tax assets		742
Investment in joint venture	41,205	38,462
Other non-current assets	10,950	10,147
Total assets	1,389,741	1,380,567
Current liabilities:
Accounts payable	65,862	69,101
Accrued salaries, wages and benefits	23,392	21,125
Income taxes payable	2,042	5,350
Current maturities of long-term debt	19,537	11,714
Current portion of obligation under capital lease	4,101	4,786
Other current liabilities	23,941	21,275
Total current liabilities	138,875	133,351
Non-current deferred tax liabilities	112,256	117,459
Long-term debt, net of current portion	801,213	795,400
Accrued post-employment benefits	6,045	6,157
Obligation under capital lease, net of current portion	7,656	9,573
Other	6,290	4,746
Total liabilities	1,072,335	1,066,686
Total stockholders' equity	317,406	313,881
Total liabilities and stockholders' equity	$ 1,389,741	$ 1,380,567