Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 17,988	$ 224,446
Accounts receivable, net	133,421	108,446
Inventories	122,615	82,617
Income tax receivable	946	43,253
Other current assets	21,901	18,518
Total current assets	296,871	477,280
Property, plant and equipment, net	361,028	259,280
Goodwill	439,452	454,612
Intangible assets, net	376,248	237,702
Investment in joint venture	20,364	39,822
Other non-current assets	7,607	6,307
Total assets	1,501,570	1,475,003
Current liabilities:
Accounts payable	65,694	52,990
Accrued salaries, wages and benefits	24,636	21,145
Current maturities of long-term debt	31,280	17,283
Other current liabilities	23,420	17,003
Total current liabilities	145,030	108,421
Deferred tax liabilities	93,482	71,564
Non-current income tax payable	3,875	5,593
Long-term debt, net of current portion	811,471	790,805
Other non-current liabilities	29,417	12,516
Total liabilities	1,083,275	988,899
Commitments and contingencies (Note 14)
Stockholders’ equity:
Common stock - $0.01 par value, authorized 45,000 shares, issued and outstanding 42,104 in 2018 and 27,572 in 2017	421	275
Additional paid-in capital	511,545	292,494
Retained (deficit) earnings	(62,046)	211,080
Accumulated other comprehensive income (loss)	(31,625)	(17,745)
Total stockholders’ equity	418,295	486,104
Total liabilities and stockholders’ equity	$ 1,501,570	$ 1,475,003