CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 124,113	$ 102,055
Short-term investments	11,286	0
Trade accounts receivable, net of allowances of $7,529 and $6,319	158,234	148,186
Inventories, net	239,809	217,263
Prepaid expenses and other current assets	35,477	27,666
Total current assets	568,919	495,170
Property, plant and equipment, net	229,110	222,369
Intangible assets, net	654,408	561,175
Goodwill	578,229	510,571
Deferred tax assets	4,757	6,935
Other assets	13,592	11,734
Total assets	2,049,015	1,807,954
Current liabilities:
Short-term portion of borrowings under senior credit facility	6,250	0
Accounts payable, trade	45,594	29,057
Deferred revenue	8,088	6,812
Accrued compensation	44,751	52,762
Short-term portion of contingent considerations	37,046	0
Accrued expenses and other current liabilities	46,354	34,970
Total current liabilities	188,083	123,601
Long-term borrowings under senior credit facility	848,750	665,000
Deferred tax liabilities	130,836	148,941
Other liabilities	28,855	30,745
Total liabilities	1,196,524	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; 78,185 and 77,666 issued at March 31, 2017 and December 31, 2016, respectively	782	777
Additional paid-in capital	799,376	798,652
Treasury stock, at cost; 2,946 shares at March 31, 2017 and December 31, 2016	(123,051)	(123,051)
Accumulated other comprehensive loss	(51,453)	(57,154)
Retained earnings	226,837	220,443
Total stockholders’ equity	852,491	839,667
Total liabilities and stockholders’ equity	$ 2,049,015	$ 1,807,954