Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 103,239	$ 84,571
Accounts receivable, net of allowance for doubtful accounts of $928 and $2,092 at December 31, 2021 and 2020, respectively	117,408	98,214
Inventories, net	91,058	70,620
Prepaid expenses	6,116	6,598
Prepaid income taxes	0	3,447
Other current assets	4,411	3,438
Total current assets	322,232	266,888
Property, plant and equipment, net	237,517	228,096
Goodwill	523,949	529,463
Intangible assets with finite lives, net	94,665	121,660
Right of use assets - operating leases	6,929	5,838
Right of use assets - finance lease	2,359	2,572
Other assets	11,674	11,326
Total assets	1,199,325	1,165,843
Current liabilities:
Trade accounts payable	56,243	23,742
Accrued expenses	43,411	29,655
Accrued compensation and other benefits	19,567	19,753
Dividends payable	20,886	18,941
Income tax payable	1,334	0
Operating lease liabilities - current	2,194	2,178
Finance lease liabilities - current	167	159
Total current liabilities	143,802	94,428
Revolving loan	108,569	163,569
Deferred income taxes	46,455	51,359
Operating lease liabilities - non-current	4,811	3,607
Finance lease liabilities - non-current	2,303	2,472
Derivative liabilities	2,658	11,658
Other long-term obligations	13,712	10,517
Total liabilities	322,310	337,610
Commitments and contingencies (Note 16)
Stockholders’ equity:
Preferred stock, $25 par value. Authorized 2,000,000 shares; none issued and outstanding	0	0
Common stock, $.0667 par value. Authorized 120,000,000 shares; 32,287,150 shares issued and outstanding at December 31, 2021 and 32,372,621 shares issued and outstanding at December 31, 2020, respectively	2,154	2,160
Additional paid-in capital	147,716	165,160
Retained earnings	732,138	656,740
Accumulated other comprehensive (loss)/income	(4,993)	4,173
Total stockholders’ equity	877,015	828,233
Total liabilities and stockholders’ equity	$ 1,199,325	$ 1,165,843