CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 179,406	$ 168,229
Receivables, net of allowance for doubtful accounts of $41,980 and $43,455	1,463,240	1,505,620
Deferred tax asset	15,631	16,788
Prepaid expenses and other	47,439	40,061
Total current assets	1,705,716	1,730,698
Property and equipment, net	195,920	190,874
Goodwill	1,109,392	1,108,337
Other intangible assets, net	114,182	120,242
Other assets	37,035	34,207
Total assets	3,162,245	3,184,358
Current liabilities:
Accounts payable	690,692	697,585
Outstanding checks	70,393	86,298
Accrued expenses:
Compensation and profit-sharing contribution	61,246	146,666
Income taxes	32,589	12,573
Other accrued liabilities	47,135	55,475
Current portion of debt	470,000	450,000
Total current liabilities	1,372,055	1,448,597
Long-term debt	500,000	500,000
Noncurrent income taxes payable	18,523	19,634
Deferred tax liabilities	79,653	65,460
Other long term liabilities	208	217
Total liabilities	1,970,439	2,033,908
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; 178,783 and 178,784 shares issued, 143,031 and 143,455 outstanding	14,303	14,345
Additional paid-in capital	393,654	379,444
Retained earnings	2,977,710	2,922,620
Accumulated other comprehensive loss	(34,396)	(37,946)
Treasury stock at cost (35,752 and 35,329 shares)	(2,159,465)	(2,128,013)
Total stockholders’ investment	1,191,806	1,150,450
Total liabilities and stockholders’ investment	$ 3,162,245	$ 3,184,358