CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 510,613	$ 472,785
Accounts receivable, net	298,530	326,098
Inventories	398,870	393,092
Prepaid expenses and other current assets	82,217	95,539
Total current assets	1,290,230	1,287,514
Property and equipment, net	275,148	272,629
Deferred income taxes, net	55,877	55,429
Goodwill	601,247	596,316
Intangible assets, net	138,639	141,302
Other assets	52,068	53,210
Total assets	2,413,209	2,406,400
Current liabilities:
Accounts payable	106,394	139,540
Deferred revenue	33,360	31,933
Accrued payroll and related liabilities	52,212	54,806
Accrued product warranties	14,676	13,406
Advance payments from customers	19,270	33,848
Accrued expenses	35,163	40,930
Accrued income taxes	3,227	201
Other current liabilities	6,038	5,987
Current portion, long term debt	264,809	264,694
Total current liabilities	535,149	585,345
Long-term debt	90,000	93,750
Deferred income taxes	3,787	3,623
Accrued income taxes	53,629	10,457
Other long-term liabilities	$ 62,615	$ 63,710
Commitments and contingencies
Shareholders’ equity:
Preferred stock, $0.01 par value, 10,000 shares authorized; no shares issued at March 31, 2016, and December 31 2015	$ 0	$ 0
Common stock, $0.01 par value, 500,000 shares authorized, 137,629 and 137,350 shares issued at March 31, 2016, and December 31 2015, respectively, and additional paid-in capital	12,577	1,374
Retained earnings	1,757,885	1,773,267
Accumulated other comprehensive loss	(102,433)	(125,126)
Total shareholders’ equity	1,668,029	1,649,515
Total liabilities and shareholders' equity	$ 2,413,209	$ 2,406,400