CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 144,215	$ 162,047
Receivables, net of allowance for doubtful accounts of $44,312 and $39,292	1,699,787	1,449,581
Deferred tax asset	7,156	8,286
Prepaid expenses and other	58,043	44,571
Total current assets	1,909,201	1,664,485
Property and equipment, net	160,268	160,703
Goodwill	828,774	829,073
Other intangible assets, net	107,611	117,467
Other assets	31,252	31,090
Total assets	3,037,106	2,802,818
Current liabilities:
Accounts payable	815,249	685,890
Outstanding checks	60,864	69,117
Accrued expenses:
Compensation and profit-sharing contribution	78,917	85,247
Income taxes	25,682	11,681
Other accrued liabilities	50,286	43,046
Current portion of debt	400,000	375,000
Total current liabilities	1,430,998	1,269,981
Long-term debt	500,000	500,000
Noncurrent income taxes payable	20,281	21,584
Deferred tax liabilities	75,502	70,618
Other long term liabilities	224	911
Total liabilities	2,027,005	1,863,094
Stockholders’ investment:
Preferred stock, $ .10 par value, 20,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $ .10 par value, 480,000 shares authorized; 178,326 and 179,030 shares issued, 147,725 and 150,197 outstanding	14,772	15,020
Additional paid-in capital	290,064	217,894
Retained earnings	2,520,710	2,413,833
Accumulated other comprehensive loss	(11,699)	(10,620)
Treasury stock at cost (30,601 and 28,833 shares)	(1,803,746)	(1,696,403)
Total stockholders’ investment	1,010,101	939,724
Total liabilities and stockholders’ investment	$ 3,037,106	$ 2,802,818