CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 284,363	$ 512,144
Accounts receivable, net	356,693	323,746
Inventories	385,316	352,107
Assets held for sale, net	0	2,032
Prepaid expenses and other current assets	101,074	102,618
Total current assets	1,127,446	1,292,647
Property and equipment, net	253,678	247,407
Deferred income taxes, net	97,705	100,620
Goodwill	903,461	904,571
Intangible assets, net	140,551	146,845
Unallocated assets from acquisitions	575,079	14,210
Other assets	108,389	74,942
Total assets	3,206,309	2,781,242
Current liabilities:
Accounts payable	131,422	95,496
Deferred revenue	30,238	32,703
Accrued payroll and related liabilities	72,714	81,118
Accrued product warranties	15,747	15,204
Advance payments from customers	25,056	19,691
Accrued expenses	44,220	41,761
Accrued income taxes	5,523	13,855
Other current liabilities	22,277	16,186
Credit facility	100,000	0
Current portion, long-term debt	12,451	0
Total current liabilities	459,648	316,014
Long-term debt	656,891	421,948
Deferred income taxes	19,806	22,927
Accrued income taxes	74,828	76,435
Pension and other long-term liabilities	92,441	67,132
Shareholders’ equity:
Preferred stock, $0.01 par value, 10,000 shares authorized; no shares issued at March 31, 2019, and December 31, 2018	0	0
Common stock, $0.01 par value, 500,000 shares authorized, 135,380 and 135,516 shares issued at March 31, 2019, and December 31, 2018, respectively, and additional paid-in capital	1,354	1,355
Retained earnings	2,058,680	2,024,523
Accumulated other comprehensive loss	(157,339)	(149,092)
Total shareholders’ equity	1,902,695	1,876,786
Total liabilities and shareholders' equity	$ 3,206,309	$ 2,781,242