Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 752,477	$ 681,433
Accounts receivable, net of allowance for doubtful accounts of $4,535 and $2,838, respectively	381,200	440,692
Inventories, net	404,023	381,334
Prepaid expenses and other assets	34,193	28,057
Income taxes receivable	1,159	146
Total current assets	1,573,052	1,531,662
Property, plant and equipment, net of accumulated depreciation of $408,885 and $406,375, respectively	165,080	166,148
Goodwill	191,616	191,616
Deferred income taxes	5,303	6,572
Other, net	100,722	102,670
Total assets	2,035,773	1,998,668
Current liabilities:
Current installments of long-term debt and capital lease obligations	13,865	12,396
Accounts payable	343,796	326,249
Income taxes payable	4,118	3,534
Accrued liabilities	75,389	70,202
Total current liabilities	437,168	412,381
Long-term debt and capital lease obligations, less current installments	206,463	211,252
Other long-term liabilities	10,083	9,570
Shareholders' equity:
Common stock, $0.10 par value; 145,000 shares authorized; issued and outstanding - 49,710 and 49,330, respectively	4,971	4,933
Additional paid-in capital	632,863	626,306
Retained earnings	757,437	748,402
Accumulated other comprehensive loss	(13,212)	(14,176)
Total shareholders' equity	1,382,059	1,365,465
Total liabilities and shareholders' equity	$ 2,035,773	$ 1,998,668

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.