CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current Assets:
Cash and cash equivalents	$ 174,935	$ 102,055
Trade accounts receivable, net of allowances of $8,882 and $6,319	251,799	148,186
Inventories, net	296,332	217,263
Prepaid expenses and other current assets	99,080	27,666
Total current assets	822,146	495,170
Property, plant and equipment, net	269,251	222,369
Intangible assets, net	1,159,627	561,175
Goodwill	937,905	510,571
Deferred tax assets	6,250	6,935
Other assets	16,078	11,734
Total assets	3,211,257	1,807,954
Current Liabilities:
Borrowings under senior credit facility	60,000	0
Accounts payable, trade	93,967	29,057
Deferred revenue	11,051	6,812
Accrued compensation	73,392	52,762
Short-term portion of contingent consideration	22,793	0
Accrued expenses and other current liabilities	87,708	34,970
Total current liabilities	348,911	123,601
Long-term borrowings under senior credit facility	1,781,142	665,000
Deferred tax liabilities	65,130	148,941
Other liabilities	53,768	30,745
Total liabilities	2,248,951	968,287
Commitments and contingencies
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; 81,306 and 77,666 issued at December 31, 2017 and 2016, respectively	813	777
Additional paid-in capital	821,758	798,652
Treasury stock, at cost; 2,912 and 2,946 shares at December 31, 2017 and 2016, respectively	(121,644)	(123,051)
Accumulated other comprehensive loss	(23,807)	(57,154)
Retained earnings	285,186	220,443
Total stockholders’ equity	962,306	839,667
Total liabilities and stockholders’ equity	$ 3,211,257	$ 1,807,954