Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 681,433	$ 465,995
Accounts receivable, net of allowance for doubtful accounts of $2,838 and $3,417, respectively	440,692	479,140
Inventories, net	381,334	411,986
Prepaid expenses and other assets	28,057	31,351
Income taxes receivable	146	156
Total current assets	1,531,662	1,388,628
Property, plant and equipment, net	166,148	178,170
Goodwill	191,616	199,290
Deferred income taxes	6,572	14,088
Other, net	102,670	113,702
Total assets	1,998,668	1,893,878
Current liabilities:
Current installments of long-term debt and capital lease obligations	12,396	12,284
Accounts payable	326,249	251,163
Income taxes payable	3,534	5,069
Accrued liabilities	70,202	64,578
Total current liabilities	412,381	333,094
Long-term debt and capital lease obligations, less current installments	211,252	222,909
Other long-term liabilities	9,570	15,971
Shareholders' equity:
Preferred stock, $0.10 par value; 5,000 shares authorized, none issued
Common stock, $0.10 par value; 145,000 shares authorized; issued and outstanding - 49,330 and 50,178, respectively	4,933	5,018
Additional paid-in capital	626,093	624,997
Retained earnings	748,615	704,905
Accumulated other comprehensive loss	(14,176)	(13,016)
Total shareholders' equity	1,365,465	1,321,904
Commitments and contingencies
Total liabilities and shareholders' equity	$ 1,998,668	$ 1,893,878