CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 407,092	$ 513,448
Trade accounts receivable, net of allowances of $3,895 and $4,735	234,010	231,831
Inventories, net	328,005	317,386
Prepaid expenses and other current assets	96,946	91,051
Total current assets	1,066,053	1,153,716
Property, plant and equipment, net	309,209	311,703
Right of use asset - operating leases	81,644	84,543
Intangible assets, net	1,121,971	1,145,573
Goodwill	1,008,928	1,013,458
Deferred tax assets, net	54,679	56,950
Other assets	29,513	16,440
Total assets	3,671,997	3,782,383
Current liabilities:
Current portion of borrowings under senior credit facility	45,000	45,000
Current portion of lease liability - operating leases	14,300	14,775
Accounts payable, trade	88,371	61,837
Contract liabilities	5,343	5,295
Accrued compensation	57,477	92,656
Accrued expenses and other current liabilities	105,342	120,458
Total current liabilities	315,833	340,021
Long-term borrowings under senior credit facility	824,772	824,257
Long-term borrowings under securitization facility	112,000	112,500
Long-term convertible securities	565,155	564,426
Lease liability - operating leases	87,806	90,329
Deferred tax liabilities	56,633	45,788
Other liabilities	94,601	120,258
Total liabilities	2,056,800	2,097,579
Stockholders’ equity:
Preferred stock; no par value; 15,000 authorized shares; none outstanding	0	0
Common stock; $0.01 par value; 240,000 authorized shares; 89,956 and 89,600 issued at March 31, 2022 and December 31, 2021, respectively	900	896
Additional paid-in capital	1,266,739	1,264,943
Treasury stock, at cost; 6,823 shares and 4,899 shares at March 31, 2022 and December 31, 2021, respectively	(362,886)	(234,448)
Accumulated other comprehensive loss	(21,025)	(45,155)
Retained earnings	731,469	698,568
Total stockholders’ equity	1,615,197	1,684,804
Total liabilities and stockholders’ equity	$ 3,671,997	$ 3,782,383