CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 361,349	$ 472,785
Accounts receivable, net	352,020	326,098
Inventories	371,371	393,092
Prepaid expenses and other current assets	79,917	95,539
Total current assets	1,164,657	1,287,514
Property and equipment, net	271,785	272,629
Deferred income taxes, net	45,243	55,429
Goodwill	801,406	596,316
Intangible assets, net	168,460	141,302
Other assets	168,155	53,210
Total assets	2,619,706	2,406,400
Current liabilities:
Accounts payable	114,225	139,540
Deferred revenue	34,420	31,933
Accrued payroll and related liabilities	52,874	54,806
Accrued product warranties	17,476	13,406
Advance payments from customers	26,019	33,848
Accrued expenses	34,022	40,930
Accrued income taxes	51,017	201
Other current liabilities	16,659	5,987
Current portion, long-term debt	15,000	264,694
Total current liabilities	361,712	585,345
Long-term debt	501,921	93,750
Deferred income taxes	2,331	3,623
Accrued income taxes	9,643	10,457
Pension and other long-term liabilities	11,127	11,119
Other Liabilities, Noncurrent	65,773	63,710
Commitments and contingencies (Notes 12 and 13)
Shareholders’ equity:
Preferred stock, $0.01 par value, 10,000 shares authorized; no shares issued at December 31, 2016 or 2015	0	0
Common stock, $0.01 par value, 500,000 shares authorized, 136,334 and 137,350 shares issued at December 31, 2016 and 2015, respectively, and additional paid-in capital	12,139	1,374
Retained earnings	1,832,138	1,773,267
Accumulated other comprehensive loss	(165,951)	(125,126)
Total shareholders’ equity	1,678,326	1,649,515
Total liabilities and shareholders' equity	$ 2,619,706	$ 2,406,400