Consolidated Statements of Financial Position (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
CURRENT ASSETS
Cash and cash equivalents	$ 477	$ 291
Short-term investments	523	346
Receivables, net	2,896	3,101
Fiduciary assets	11,871	12,214
Other current assets	563	430
Total Current Assets	16,330	16,382
Goodwill	8,997	8,943
Intangible assets, net	2,578	2,975
Fixed assets, net	791	820
Investments	132	165
Non-current deferred tax assets	193	285
Other non-current assets	1,230	916
TOTAL ASSETS	30,251	30,486
CURRENT LIABILITIES
Fiduciary liabilities	11,871	12,214
Short-term debt and current portion of long-term debt	703	452
Accounts payable and accrued liabilities	1,931	1,853
Other current liabilities	906	831
Total Current Liabilities	15,411	15,350
Long-term debt	3,686	3,713
Non-current deferred tax liabilities	420	306
Pension, other post retirement, and post employment liabilities	1,607	2,276
Other non-current liabilities	932	1,036
TOTAL LIABILITIES	22,056	22,681
EQUITY
Ordinary shares - $0.01 nominal value Authorized: 750 shares (issued: 2013 - 300.7; 2012 - 310.9)	3	3
Additional paid-in capital	4,785	4,436
Retained earnings	5,731	5,933
Accumulated other comprehensive loss	(2,374)	(2,610)
TOTAL AON SHAREHOLDERS' EQUITY	8,145	7,762
Noncontrolling interests	50	43
TOTAL EQUITY	8,195	7,805
TOTAL LIABILITIES AND EQUITY	$ 30,251	$ 30,486