CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 75,587	$ 144,602
Accounts receivable, net	136,112	128,596
Inventories	84,747	76,429
Income taxes receivable	8,135	12,888
Other current assets	16,896	12,357
Total current assets	321,477	374,872
Non-current assets:
Property, plant, and equipment, net	83,821	84,873
Goodwill	322,699	277,223
Other intangible assets, net	20,600	18,431
Deferred income taxes	51,445	54,877
Operating lease right-of-use assets	124,502	124,741
Other assets	18,184	15,734
Total assets	942,728	950,751
Current liabilities:
Current portion of long-term debt	11,700	10,085
Accounts payable	61,721	65,091
Accrued expenses and other current liabilities	59,172	62,861
Accrued compensation related costs	41,793	72,541
Current portion of operating lease liabilities	36,421	35,002
Total current liabilities	210,807	245,580
Long-term liabilities:
Long-term debt, less current portion	495,279	493,012
Operating lease liabilities	101,759	104,589
Other liabilities	45,361	56,593
Total liabilities	853,206	899,774
Commitments and contingencies (Note P)
Shareholders’ equity:
Common stock, $0.01 par value; 60,000,000 shares authorized; 38,878,293 shares issued and 38,735,472 shares outstanding at 2021, and 38,321,796 shares issued and 38,178,975 shares outstanding at 2020, respectively	389	383
Additional paid-in capital	370,858	365,503
Accumulated other comprehensive loss	(14,977)	(20,215)
Accumulated deficit	(266,052)	(293,998)
Treasury stock, at cost; 142,821 shares at 2021 and 2020, respectively	(696)	(696)
Total shareholders’ equity	89,522	50,977
Total liabilities and shareholders’ equity	$ 942,728	$ 950,751