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Guarantee of Registered Securities (Tables) | 12 Months Ended
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Dec. 31, 2017
Guarantee of Registered Securities |
Condensed Consolidating Statement of Income | Condensed Consolidating Statement of Income
|  | Year Ended December 31, 2017
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
Revenue |  |  |  |  |  |  |  |  |  |
Total revenue |  | $ | — |  |  | $ | — |  |  | $ | 9,998 |  |  | $ | — |  |  | $ | 9,998 |
Expenses |  |  |  |  |  |  |  |  |  |
Compensation and benefits |  | 150 |  |  | 35 |  |  | 5,904 |  |  | — |  |  | 6,089 |
Information technology |  | — |  |  | — |  |  | 419 |  |  | — |  |  | 419 |
Premises |  | — |  |  | — |  |  | 348 |  |  | — |  |  | 348 |
Depreciation of fixed assets |  | — |  |  | — |  |  | 187 |  |  | — |  |  | 187 |
Amortization and impairment of intangible assets |  | — |  |  | — |  |  | 704 |  |  | — |  |  | 704 |
Other general expenses (income) |  | 12 |  |  | (6 | ) |  | 1,266 |  |  | — |  |  | 1,272 |
Total operating expenses |  | 162 |  |  | 29 |  |  | 8,828 |  |  | — |  |  | 9,019 |
Operating income (loss) |  | (162 | ) |  | (29 | ) |  | 1,170 |  |  | — |  |  | 979 |
Interest income |  | — |  |  | 52 |  |  | 4 |  |  | (29 | ) |  | 27 |
Interest expense |  | (202 | ) |  | (94 | ) |  | (15 | ) |  | 29 |  |  | (282 | )
Intercompany interest income (expense) |  | 14 |  |  | (543 | ) |  | 529 |  |  | — |  |  | — |
Intercompany other income (expense) |  | 247 |  |  | (411 | ) |  | 164 |  |  | — |  |  | — |
Other income (expense) |  | (27 | ) |  | 21 |  |  | (51 | ) |  | 18 |  |  | (39 | )
Income (loss) from continuing operations before income taxes |  | (130 | ) |  | (1,004 | ) |  | 1,801 |  |  | 18 |  |  | 685 |
Income tax expense (benefit) |  | (43 | ) |  | (110 | ) |  | 403 |  |  | — |  |  | 250 |
Net income (loss) from continuing operations |  | (87 | ) |  | (894 | ) |  | 1,398 |  |  | 18 |  |  | 435 |
Income from discontinued operations, net of tax |  | — |  |  | — |  |  | 828 |  |  | — |  |  | 828 |
Net income (loss) before equity in earnings of subsidiaries |  | (87 | ) |  | (894 | ) |  | 2,226 |  |  | 18 |  |  | 1,263 |
Equity in earnings of subsidiaries, net of tax |  | 1,295 |  |  | 1,054 |  |  | 160 |  |  | (2,509 | ) |  | — |
Net income |  | 1,208 |  |  | 160 |  |  | 2,386 |  |  | (2,491 | ) |  | 1,263 |
Less: Net income attributable to noncontrolling interests |  | — |  |  | — |  |  | 37 |  |  | — |  |  | 37 |
Net income attributable to Aon shareholders |  | $ | 1,208 |  |  | $ | 160 |  |  | $ | 2,349 |  |  | $ | (2,491 | ) |  | $ | 1,226 |
Condensed Consolidating Statement of Income
|  | Year Ended December 31, 2016
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
Revenue |  |  |  |  |  |  |  |  |  |
Total revenue |  | $ | — |  |  | $ | — |  |  | $ | 9,409 |  |  | $ | — |  |  | $ | 9,409 |
Expenses |  |  |  |  |  |  |  |  |  |
Compensation and benefits |  | 130 |  |  | 171 |  |  | 5,386 |  |  | — |  |  | 5,687 |
Information technology |  | — |  |  | — |  |  | 386 |  |  | — |  |  | 386 |
Premises |  | — |  |  | — |  |  | 343 |  |  | — |  |  | 343 |
Depreciation of fixed assets |  | — |  |  | — |  |  | 162 |  |  | — |  |  | 162 |
Amortization and impairment of intangible assets |  | — |  |  | — |  |  | 157 |  |  | — |  |  | 157 |
Other general expenses (income) |  | — |  |  | 2 |  |  | 1,034 |  |  | — |  |  | 1,036 |
Total operating expenses |  | 130 |  |  | 173 |  |  | 7,468 |  |  | — |  |  | 7,771 |
Operating income (loss) |  | (130 | ) |  | (173 | ) |  | 1,941 |  |  | — |  |  | 1,638 |
Interest income |  | — |  |  | 16 |  |  | 22 |  |  | (29 | ) |  | 9 |
Interest expense |  | (196 | ) |  | (101 | ) |  | (14 | ) |  | 29 |  |  | (282 | )
Intercompany interest income (expense) |  | 14 |  |  | (541 | ) |  | 527 |  |  | — |  |  | — |
Intercompany other income (expense) |  | 274 |  |  | (361 | ) |  | 87 |  |  | — |  |  | — |
Other income (expense) |  | 15 |  |  | (5 | ) |  | 44 |  |  | (18 | ) |  | 36 |
Income (loss) from continuing operations before income taxes |  | (23 | ) |  | (1,165 | ) |  | 2,607 |  |  | (18 | ) |  | 1,401 |
Income tax expense (benefit) |  | (55 | ) |  | (325 | ) |  | 528 |  |  | — |  |  | 148 |
Net income (loss) from continuing operations |  | 32 |  |  | (840 | ) |  | 2,079 |  |  | (18 | ) |  | 1,253 |
Income from discontinued operations, net of tax |  | — |  |  | — |  |  | 177 |  |  | — |  |  | 177 |
Net income (loss) before equity in earnings of subsidiaries |  | 32 |  |  | (840 | ) |  | 2,256 |  |  | (18 | ) |  | 1,430 |
Equity in earnings of subsidiaries, net of tax |  | 1,382 |  |  | 1,219 |  |  | 379 |  |  | (2,980 | ) |  | — |
Net income |  | 1,414 |  |  | 379 |  |  | 2,635 |  |  | (2,998 | ) |  | 1,430 |
Less: Net income attributable to noncontrolling interests |  | — |  |  | — |  |  | 34 |  |  | — |  |  | 34 |
Net income attributable to Aon shareholders |  | $ | 1,414 |  |  | $ | 379 |  |  | $ | 2,601 |  |  | $ | (2,998 | ) |  | $ | 1,396 |
Condensed Consolidating Statement of Income
|  | Year Ended December 31, 2015
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustment |  | Consolidated
Revenue |  |  |  |  |  |  |  |  |  |
Total revenue |  | $ | — |  |  | $ | — |  |  | $ | 9,480 |  |  | $ | — |  |  | $ | 9,480 |
Expenses |  |  |  |  |  |  |  |  |  |
Compensation and benefits |  | 136 |  |  | 32 |  |  | 5,437 |  |  | — |  |  | 5,605 |
Information technology |  | — |  |  | — |  |  | 389 |  |  | — |  |  | 389 |
Premises |  | — |  |  | — |  |  | 362 |  |  | — |  |  | 362 |
Depreciation of fixed assets |  | — |  |  | — |  |  | 164 |  |  | — |  |  | 164 |
Amortization and impairment of intangible assets |  |  |  | — |  |  | 173 |  |  | — |  |  | 173 |
Other general expenses (income) |  | 8 |  |  | 7 |  |  | 1,185 |  |  | — |  |  | 1,200 |
Total operating expenses |  | 144 |  |  | 39 |  |  | 7,710 |  |  | — |  |  | 7,893 |
Operating income (loss) |  | (144 | ) |  | (39 | ) |  | 1,770 |  |  | — |  |  | 1,587 |
Interest income |  | — |  |  | 14 |  |  | 19 |  |  | (19 | ) |  | 14 |
Interest expense |  | (140 | ) |  | (130 | ) |  | (22 | ) |  | 19 |  |  | (273 | )
Intercompany interest income (expense) |  | 429 |  |  | (479 | ) |  | 50 |  |  | — |  |  | — |
Intercompany other income (expense) |  | 302 |  |  | (422 | ) |  | 120 |  |  | — |  |  | — |
Other income (expense) |  | (1 | ) |  | — |  |  | 101 |  |  | — |  |  | 100 |
Income (loss) from continuing operations before income taxes |  | 446 |  |  | (1,056 | ) |  | 2,038 |  |  | — |  |  | 1,428 |
Income tax expense (benefit) |  | 45 |  |  | (262 | ) |  | 392 |  |  | — |  |  | 175 |
Net income (loss) from continuing operations |  | 401 |  |  | (794 | ) |  | 1,646 |  |  | — |  |  | 1,253 |
Income from discontinued operations, net of tax |  | — |  |  | — |  |  | 169 |  |  | — |  |  | 169 |
Net income (loss) before equity in earnings of subsidiaries |  | 401 |  |  | (794 | ) |  | 1,815 |  |  | — |  |  | 1,422 |
Equity in earnings of subsidiaries, net of tax |  | 984 |  |  | 1,289 |  |  | 495 |  |  | (2,768 | ) |  | — |
Net income |  | 1,385 |  |  | 495 |  |  | 2,310 |  |  | (2,768 | ) |  | 1,422 |
Less: Net income attributable to noncontrolling interests |  | — |  |  | — |  |  | 37 |  |  | — |  |  | 37 |
Net income attributable to Aon shareholders |  | $ | 1,385 |  |  | $ | 495 |  |  | $ | 2,273 |  |  | $ | (2,768 | ) |  | $ | 1,385 |
Condensed Consolidating Statement of Comprehensive Income | Condensed Consolidating Statement of Comprehensive Income
|  | Year Ended December 31, 2017
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
Net income (loss) |  | $ | 1,208 |  |  | $ | 160 |  |  | $ | 2,386 |  |  | $ | (2,491 | ) |  | $ | 1,263 |
Less: Net income attributable to noncontrolling interests |  | — |  |  | — |  |  | 37 |  |  | — |  |  | 37 |
Net income (loss) attributable to Aon shareholders |  | 1,208 |  |  | 160 |  |  | 2,349 |  |  | (2,491 | ) |  | 1,226 |
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |
Change in fair value of financial instruments |  | — |  |  | 3 |  |  | 9 |  |  | — |  |  | 12 |
Foreign currency translation adjustments |  | — |  |  | — |  |  | 408 |  |  | (18 | ) |  | 390 |
Postretirement benefit obligation |  | — |  |  | (101 | ) |  | 120 |  |  | — |  |  | 19 |
Total other comprehensive income (loss) |  | — |  |  | (98 | ) |  | 537 |  |  | (18 | ) |  | 421 |
Equity in other comprehensive income (loss) of subsidiaries, net of tax |  | 434 |  |  | 515 |  |  | 417 |  |  | (1,366 | ) |  | — |
Less: Other comprehensive loss attributable to noncontrolling interests |  | — |  |  | — |  |  | 5 |  |  | — |  |  | 5 |
Total other comprehensive income (loss) attributable to Aon shareholders |  | 434 |  |  | 417 |  |  | 949 |  |  | (1,384 | ) |  | 416 |
Comprehensive income (loss) attributable to Aon shareholders |  | $ | 1,642 |  |  | $ | 577 |  |  | $ | 3,298 |  |  | $ | (3,875 | ) |  | $ | 1,642 |
Condensed Consolidating Statement of Comprehensive Income
|  | Year Ended December 31, 2016
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
Net income (loss) |  | $ | 1,414 |  |  | $ | 379 |  |  | $ | 2,635 |  |  | $ | (2,998 | ) |  | $ | 1,430 |
Less: Net income attributable to noncontrolling interests |  | — |  |  | — |  |  | 34 |  |  | — |  |  | 34 |
Net income (loss) attributable to Aon shareholders |  | 1,414 |  |  | 379 |  |  | 2,601 |  |  | (2,998 | ) |  | 1,396 |
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |
Change in fair value of financial instruments |  | — |  |  | (1 | ) |  | (11 | ) |  | — |  |  | (12 | )
Foreign currency translation adjustments |  | (2 | ) |  | 21 |  |  | (532 | ) |  | 18 |  |  | (495 | )
Postretirement benefit obligation |  | — |  |  | 68 |  |  | (52 | ) |  | — |  |  | 16 |
Total other comprehensive income (loss) |  | (2 | ) |  | 88 |  |  | (595 | ) |  | 18 |  |  | (491 | )
Equity in other comprehensive loss of subsidiaries, net of tax |  | (505 | ) |  | (547 | ) |  | (459 | ) |  | 1,511 |  |  | — |
Less: Other comprehensive loss attributable to noncontrolling interests |  | — |  |  | — |  |  | (2 | ) |  | — |  |  | (2 | )
Total other comprehensive income (loss) attributable to Aon shareholders |  | (507 | ) |  | (459 | ) |  | (1,052 | ) |  | 1,529 |  |  | (489 | )
Comprehensive income (loss) attributable to Aon shareholders |  | $ | 907 |  |  | $ | (80 | ) |  | $ | 1,549 |  |  | $ | (1,469 | ) |  | $ | 907 |
Condensed Consolidating Statement of Comprehensive Income
|  | Year Ended December 31, 2015
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
Net income (loss) |  | $ | 1,385 |  |  | $ | 495 |  |  | $ | 2,310 |  |  | $ | (2,768 | ) |  | $ | 1,422 |
Less: Net income attributable to noncontrolling interests |  | — |  |  | — |  |  | 37 |  |  | — |  |  | 37 |
Net income (loss) attributable to Aon shareholders |  | 1,385 |  |  | 495 |  |  | 2,273 |  |  | (2,768 | ) |  | 1,385 |
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |
Change in fair value of financial instruments |  | — |  |  | — |  |  | (8 | ) |  | — |  |  | (8 | )
Foreign currency translation adjustments |  | — |  |  | (47 | ) |  | (395 | ) |  | — |  |  | (442 | )
Postretirement benefit obligation |  | — |  |  | 12 |  |  | 143 |  |  | — |  |  | 155 |
Total other comprehensive income (loss) |  | — |  |  | (35 | ) |  | (260 | ) |  | — |  |  | (295 | )
Equity in other comprehensive loss of subsidiaries, net of tax |  | (289 | ) |  | (259 | ) |  | (294 | ) |  | 842 |  |  | — |
Less: Other comprehensive loss attributable to noncontrolling interests |  | — |  |  | — |  |  | (6 | ) |  | — |  |  | (6 | )
Total other comprehensive income (loss) attributable to Aon shareholders |  | (289 | ) |  | (294 | ) |  | (548 | ) |  | 842 |  |  | (289 | )
Comprehensive income (loss) attributable to Aon shareholders |  | $ | 1,096 |  |  | $ | 201 |  |  | $ | 1,725 |  |  | $ | (1,926 | ) |  | $ | 1,096 |
Condensed Consolidating Statement of Financial Position | Condensed Consolidating Statement of Financial Position
|  | As of December 31, 2017
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
ASSETS |  |  |  |  |  |  |  |  |  |
CURRENT ASSETS |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 1 |  |  | $ | 2,524 |  |  | $ | 793 |  |  | $ | (2,562 | ) |  | $ | 756 |
Short-term investments |  | — |  |  | 355 |  |  | 174 |  |  | — |  |  | 529 |
Receivables, net |  | — |  |  | 2 |  |  | 2,476 |  |  | — |  |  | 2,478 |
Fiduciary assets |  | — |  |  | — |  |  | 9,625 |  |  | — |  |  | 9,625 |
Intercompany receivables |  | 165 |  |  | 1,046 |  |  | 10,824 |  |  | (12,035 | ) |  | — |
Other current assets |  | 1 |  |  | 29 |  |  | 259 |  |  | — |  |  | 289 |
Current assets of discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total Current Assets |  | 167 |  |  | 3,956 |  |  | 24,151 |  |  | (14,597 | ) |  | 13,677 |
Goodwill |  | — |  |  | — |  |  | 8,358 |  |  | — |  |  | 8,358 |
Intangible assets, net |  | — |  |  | — |  |  | 1,733 |  |  | — |  |  | 1,733 |
Fixed assets, net |  | — |  |  | — |  |  | 564 |  |  | — |  |  | 564 |
Deferred tax asset |  | 99 |  |  | 396 |  |  | 143 |  |  | (249 | ) |  | 389 |
Intercompany receivables |  | 414 |  |  | 261 |  |  | 8,232 |  |  | (8,907 | ) |  | — |
Prepaid pension |  | — |  |  | 6 |  |  | 1,054 |  |  | — |  |  | 1,060 |
Other non-current assets |  | 1 |  |  | 35 |  |  | 271 |  |  | — |  |  | 307 |
Investment in subsidiary |  | 8,884 |  |  | 17,910 |  |  | 20 |  |  | (26,814 | ) |  | — |
Non-current assets of discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
TOTAL ASSETS |  | $ | 9,565 |  |  | $ | 22,564 |  |  | $ | 44,526 |  |  | $ | (50,567 | ) |  | $ | 26,088 |
LIABILITIES AND EQUITY |  |  |  |  |  |  |  |  |  |
LIABILITIES |  |  |  |  |  |  |  |  |  |
CURRENT LIABILITIES |  |  |  |  |  |  |  |  |  |
Accounts payable and accrued liabilities |  | $ | 574 |  |  | $ | 36 |  |  | $ | 3,913 |  |  | $ | (2,562 | ) |  | $ | 1,961 |
Short-term debt and current portion of long-term debt |  | — |  |  | — |  |  | 299 |  |  | — |  |  | 299 |
Fiduciary liabilities |  | — |  |  | — |  |  | 9,625 |  |  | — |  |  | 9,625 |
Intercompany payables |  | 130 |  |  | 11,149 |  |  | 756 |  |  | (12,035 | ) |  | — |
Other current liabilities |  | 16 |  |  | 64 |  |  | 790 |  |  | — |  |  | 870 |
Current liabilities of discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total Current Liabilities |  | 720 |  |  | 11,249 |  |  | 15,383 |  |  | (14,597 | ) |  | 12,755 |
Long-term debt |  | 4,251 |  |  | 1,415 |  |  | 1 |  |  | — |  |  | 5,667 |
Deferred tax liabilities |  | — |  |  | — |  |  | 376 |  |  | (249 | ) |  | 127 |
Pension, other postretirement and other post-employment liabilities |  | — |  |  | 1,391 |  |  | 398 |  |  | — |  |  | 1,789 |
Intercompany payables |  | — |  |  | 8,398 |  |  | 509 |  |  | (8,907 | ) |  | — |
Other non-current liabilities |  | 11 |  |  | 91 |  |  | 1,000 |  |  | — |  |  | 1,102 |
Non-current liabilities of discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
TOTAL LIABILITIES |  | 4,982 |  |  | 22,544 |  |  | 17,667 |  |  | (23,753 | ) |  | 21,440 |
TOTAL AON SHAREHOLDERS’ EQUITY |  | 4,583 |  |  | 20 |  |  | 26,794 |  |  | (26,814 | ) |  | 4,583 |
Noncontrolling interests |  | — |  |  | — |  |  | 65 |  |  | — |  |  | 65 |
TOTAL EQUITY |  | 4,583 |  |  | 20 |  |  | 26,859 |  |  | (26,814 | ) |  | 4,648 |
TOTAL LIABILITIES AND EQUITY |  | $ | 9,565 |  |  | $ | 22,564 |  |  | $ | 44,526 |  |  | $ | (50,567 | ) |  | $ | 26,088 |
Condensed Consolidating Statement of Financial Position
|  | As of December 31, 2016
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
ASSETS |  |  |  |  |  |  |  |  |  |
CURRENT ASSETS |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | — |  |  | $ | 1,633 |  |  | $ | 655 |  |  | $ | (1,862 | ) |  | $ | 426 |
Short-term investments |  | — |  |  | 140 |  |  | 150 |  |  | — |  |  | 290 |
Receivables, net |  | — |  |  | 3 |  |  | 2,103 |  |  | — |  |  | 2,106 |
Fiduciary assets |  | — |  |  | — |  |  | 8,959 |  |  | — |  |  | 8,959 |
Intercompany receivables |  | 105 |  |  | 1,880 |  |  | 9,825 |  |  | (11,810 | ) |  | — |
Other current assets |  | — |  |  | 25 |  |  | 222 |  |  | — |  |  | 247 |
Current assets of discontinued operations |  | — |  |  | — |  |  | 1,118 |  |  | — |  |  | 1,118 |
Total Current Assets |  | 105 |  |  | 3,681 |  |  | 23,032 |  |  | (13,672 | ) |  | 13,146 |
Goodwill |  | — |  |  | — |  |  | 7,410 |  |  | — |  |  | 7,410 |
Intangible assets, net |  | — |  |  | — |  |  | 1,890 |  |  | — |  |  | 1,890 |
Fixed assets, net |  | — |  |  | — |  |  | 550 |  |  | — |  |  | 550 |
Deferred tax asset |  | 134 |  |  | 726 |  |  | 171 |  |  | (706 | ) |  | 325 |
Intercompany receivables |  | 366 |  |  | 261 |  |  | 8,711 |  |  | (9,338 | ) |  | — |
Prepaid pension |  | — |  |  | 5 |  |  | 853 |  |  | — |  |  | 858 |
Other non-current assets |  | 2 |  |  | 119 |  |  | 239 |  |  | — |  |  | 360 |
Investment in subsidiary |  | 10,107 |  |  | 17,131 |  |  | (356 | ) |  | (26,882 | ) |  | — |
Non-current assets of discontinued operations |  | — |  |  | — |  |  | 2,076 |  |  | — |  |  | 2,076 |
TOTAL ASSETS |  | $ | 10,714 |  |  | $ | 21,923 |  |  | $ | 44,576 |  |  | $ | (50,598 | ) |  | $ | 26,615 |
LIABILITIES AND EQUITY |  |  |  |  |  |  |  |  |  |
LIABILITIES |  |  |  |  |  |  |  |  |  |
CURRENT LIABILITIES |  |  |  |  |  |  |  |  |  |
Accounts payable and accrued liabilities |  | $ | 585 |  |  | $ | 44 |  |  | $ | 2,837 |  |  | $ | (1,862 | ) |  | $ | 1,604 |
Short-term debt and current portion of long-term debt |  | 279 |  |  | 50 |  |  | 7 |  |  | — |  |  | 336 |
Fiduciary liabilities |  | — |  |  | — |  |  | 8,959 |  |  | — |  |  | 8,959 |
Intercompany payables |  | 142 |  |  | 10,399 |  |  | 1,269 |  |  | (11,810 | ) |  | — |
Other current liabilities |  | — |  |  | 63 |  |  | 593 |  |  | — |  |  | 656 |
Current liabilities of discontinued operations |  | — |  |  | — |  |  | 940 |  |  | — |  |  | 940 |
Total Current Liabilities |  | 1,006 |  |  | 10,556 |  |  | 14,605 |  |  | (13,672 | ) |  | 12,495 |
Long-term debt |  | 4,177 |  |  | 1,413 |  |  | 279 |  |  | — |  |  | 5,869 |
Deferred tax liabilities |  | — |  |  | — |  |  | 759 |  |  | (658 | ) |  | 101 |
Pension, other postretirement and other post-employment liabilities |  | — |  |  | 1,356 |  |  | 404 |  |  | — |  |  | 1,760 |
Intercompany payables |  | — |  |  | 8,877 |  |  | 461 |  |  | (9,338 | ) |  | — |
Other non-current liabilities |  | 8 |  |  | 77 |  |  | 634 |  |  | — |  |  | 719 |
Non-current liabilities of discontinued operations |  | — |  |  | — |  |  | 139 |  |  | — |  |  | 139 |
TOTAL LIABILITIES |  | 5,191 |  |  | 22,279 |  |  | 17,281 |  |  | (23,668 | ) |  | 21,083 |
TOTAL AON SHAREHOLDERS’ EQUITY |  | 5,523 |  |  | (356 | ) |  | 27,238 |  |  | (26,930 | ) |  | 5,475 |
Noncontrolling interests |  | — |  |  | — |  |  | 57 |  |  | — |  |  | 57 |
TOTAL EQUITY |  | 5,523 |  |  | (356 | ) |  | 27,295 |  |  | (26,930 | ) |  | 5,532 |
TOTAL LIABILITIES AND EQUITY |  | $ | 10,714 |  |  | $ | 21,923 |  |  | $ | 44,576 |  |  | $ | (50,598 | ) |  | $ | 26,615 |
Condensed Consolidating Statement of Cash Flows | Condensed Consolidating Statement of Cash Flows
|  | Year Ended December 31, 2017
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Cash provided by (used for) operating activities - continuing operations |  | $ | 2,787 |  |  | $ | 503 |  |  | $ | 2,010 |  |  | $ | (4,631 | ) |  | $ | 669 |
Cash provided by operating activities - discontinued operations |  | — |  |  | — |  |  | 65 |  |  | — |  |  | 65 |
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES |  | 2,787 |  |  | 503 |  |  | 2,075 |  |  | (4,631 | ) |  | 734 |
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Proceeds from investments |  | 224 |  |  | 587 |  |  | 582 |  |  | (1,325 | ) |  | 68 |
Payments for investments |  | (261 | ) |  | (29 | ) |  | (576 | ) |  | 802 |  |  | (64 | )
Net purchases (sales) of short-term investments - non-fiduciary |  | — |  |  | (215 | ) |  | (17 | ) |  | — |  |  | (232 | )
Acquisition of businesses, net of cash acquired |  | — |  |  | — |  |  | (1,029 | ) |  | — |  |  | (1,029 | )
Sale of businesses, net of cash sold |  | — |  |  | — |  |  | 4,246 |  |  | — |  |  | 4,246 |
Capital expenditures |  | — |  |  | — |  |  | (183 | ) |  | — |  |  | (183 | )
Cash provided by (used for) investing activities - continuing operations |  | (37 | ) |  | 343 |  |  | 3,023 |  |  | (523 | ) |  | 2,806 |
Cash used for investing activities - discontinued operations |  | — |  |  | — |  |  | (19 | ) |  | — |  |  | (19 | )
CASH PROVIDED BY (USED FOR) INVESTING ACTIVITIES |  | (37 | ) |  | 343 |  |  | 3,004 |  |  | (523 | ) |  | 2,787 |
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Share repurchase |  | (2,399 | ) |  | — |  |  | — |  |  | — |  |  | (2,399 | )
Advances from (to) affiliates |  | 426 |  |  | 95 |  |  | (4,975 | ) |  | 4,454 |  |  | — |
Issuance of shares for employee benefit plans |  | (121 | ) |  | — |  |  | — |  |  | — |  |  | (121 | )
Issuance of debt |  | 544 |  |  | 1,100 |  |  | 10 |  |  | — |  |  | 1,654 |
Repayment of debt |  | (835 | ) |  | (1,150 | ) |  | (14 | ) |  | — |  |  | (1,999 | )
Cash dividends to shareholders |  | (364 | ) |  | — |  |  | — |  |  | — |  |  | (364 | )
Noncontrolling interests and other financing activities |  |  |  |  | — |  |  | (36 | ) |  | — |  |  | (36 | )
Cash provided by (used for) financing activities - continuing operations |  | (2,749 | ) |  | 45 |  |  | (5,015 | ) |  | 4,454 |  |  | (3,265 | )
Cash used for financing activities - discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
CASH PROVIDED BY (USED FOR) FINANCING ACTIVITIES |  | (2,749 | ) |  | 45 |  |  | (5,015 | ) |  | 4,454 |  |  | (3,265 | )
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS |  | — |  |  | — |  |  | 69 |  |  | — |  |  | 69 |
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS |  | 1 |  |  | 891 |  |  | 133 |  |  | (700 | ) |  | 325 |
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR (1) |  | — |  |  | 1,633 |  |  | 660 |  |  | (1,862 | ) |  | 431 |
CASH AND CASH EQUIVALENTS AT END OF PERIOD (2) |  | $ | 1 |  |  | $ | 2,524 |  |  | $ | 793 |  |  | $ | (2,562 | ) |  | $ | 756 |
(1) | Includes $5 million of discontinued operations at December 31, 2016.
(2) | Includes $0 million of discontinued operations at December 31, 2017
Condensed Consolidating Statement of Cash Flows
|  | Year Ended December 31, 2016
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Cash provided by (used for) operating activities - continuing operations |  | $ | 2,705 |  |  | $ | (536 | ) |  | $ | 2,768 |  |  | $ | (3,108 | ) |  | $ | 1,829 |
Cash provided by operating activities - discontinued operations |  | — |  |  | — |  |  | 497 |  |  | — |  |  | 497 |
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES |  | 2,705 |  |  | (536 | ) |  | 3,265 |  |  | (3,108 | ) |  | 2,326 |
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Proceeds from investments |  | — |  |  | 316 |  |  | 15 |  |  | (288 | ) |  | 43 |
Payments for investments |  | — |  |  | (35 | ) |  | (29 | ) |  | — |  |  | (64 | )
Net purchases (sales) of short-term investments - non-fiduciary |  | — |  |  | 70 |  |  | (9 | ) |  | — |  |  | 61 |
Acquisition of businesses, net of cash acquired |  | — |  |  | (335 | ) |  | (608 | ) |  | 64 |  |  | (879 | )
Sale of businesses, net of cash sold |  | — |  |  | — |  |  | 171 |  |  | (64 | ) |  | 107 |
Capital expenditures |  | — |  |  | — |  |  | (156 | ) |  | — |  |  | (156 | )
Cash provided by (used for) investing activities - continuing operations |  | — |  |  | 16 |  |  | (616 | ) |  | (288 | ) |  | (888 | )
Cash used for investing activities - discontinued operations |  | — |  |  | — |  |  | (66 | ) |  | — |  |  | (66 | )
CASH PROVIDED BY (USED FOR) INVESTING ACTIVITIES |  | — |  |  | 16 |  |  | (682 | ) |  | (288 | ) |  | (954 | )
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Share repurchase |  | (1,257 | ) |  | — |  |  | — |  |  | — |  |  | (1,257 | )
Advances from (to) affiliates |  | (2,008 | ) |  | 570 |  |  | (3,037 | ) |  | 4,475 |  |  | — |
Issuance of shares for employee benefit plans |  | (129 | ) |  | — |  |  | — |  |  | — |  |  | (129 | )
Issuance of debt |  | 1,879 |  |  | 1,588 |  |  | — |  |  | — |  |  | 3,467 |
Repayment of debt |  | (845 | ) |  | (2,088 | ) |  | (12 | ) |  | — |  |  | (2,945 | )
Cash dividends to shareholders |  | (345 | ) |  | — |  |  | — |  |  | — |  |  | (345 | )
Noncontrolling interests and other financing activities |  | — |  |  | — |  |  | (77 | ) |  | — |  |  | (77 | )
Cash provided by (used for) financing activities - continuing operations |  | (2,705 | ) |  | 70 |  |  | (3,126 | ) |  | 4,475 |  |  | (1,286 | )
Cash used for financing activities - discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
CASH PROVIDED BY (USED FOR) FINANCING ACTIVITIES |  | (2,705 | ) |  | 70 |  |  | (3,126 | ) |  | 4,475 |  |  | (1,286 | )
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS |  | — |  |  | — |  |  | (39 | ) |  | — |  |  | (39 | )
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS |  | — |  |  | (450 | ) |  | (582 | ) |  | 1,079 |  |  | 47 |
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR (1) |  | — |  |  | 2,083 |  |  | 1,242 |  |  | (2,941 | ) |  | 384 |
CASH AND CASH EQUIVALENTS AT END OF PERIOD (2) |  | $ | — |  |  | $ | 1,633 |  |  | $ | 660 |  |  | $ | (1,862 | ) |  | $ | 431 |
(1) | Includes $2 million of discontinued operations at December 31, 2015.
(2) | Includes $5 million of discontinued operations at December 31, 2016
Condensed Consolidating Statement of Cash Flows
|  | Year Ended December 31, 2015
(millions) |  | Aon plc |  | Aon Corporation |  | Other Non-Guarantor Subsidiaries |  | Consolidating Adjustments |  | Consolidated
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Cash provided by (used for) operating activities - continuing operations |  | $ | 695 |  |  | $ | 464 |  |  | $ | 2,016 |  |  | $ | (1,673 | ) |  | $ | 1,502 |
Cash provided by operating activities - discontinued operations |  | — |  |  | — |  |  | 507 |  |  | — |  |  | 507 |
CASH PROVIDED BY (USED FOR) OPERATING ACTIVITIES |  | 695 |  |  | 464 |  |  | 2,523 |  |  | (1,673 | ) |  | 2,009 |
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Proceeds from investments |  | — |  |  | 27 |  |  | 193 |  |  | — |  |  | 220 |
Payments for investments |  | (13 | ) |  | (47 | ) |  | (219 | ) |  | 13 |  |  | (266 | )
Net purchases (sales) of short-term investments - non-fiduciary |  | — |  |  | (42 | ) |  | 51 |  |  | — |  |  | 9 |
Acquisition of businesses, net of cash acquired |  | — |  |  | — |  |  | (16 | ) |  | — |  |  | (16 | )
Sale of businesses, net of cash sold |  | — |  |  | — |  |  | 205 |  |  | — |  |  | 205 |
Capital expenditures |  | — |  |  | — |  |  | (200 | ) |  | — |  |  | (200 | )
Cash provided by (used for) investing activities - continuing operations |  | (13 | ) |  | (62 | ) |  | 14 |  |  | 13 |  |  | (48 | )
Cash used for investing activities - discontinued operations |  | — |  |  | — |  |  | (90 | ) |  | — |  |  | (90 | )
CASH PROVIDED BY (USED FOR) INVESTING ACTIVITIES |  | (13 | ) |  | (62 | ) |  | (76 | ) |  | 13 |  |  | (138 | )
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |
Share repurchase |  | (1,550 | ) |  | — |  |  | — |  |  | — |  |  | (1,550 | )
Advances from (to) affiliates |  | 232 |  |  | (326 | ) |  | (2,339 | ) |  | 2,433 |  |  | — |
Issuance of shares for employee benefit plans |  | (29 | ) |  | — |  |  | (1 | ) |  | — |  |  | (30 | )
Issuance of debt |  | 1,318 |  |  | 4,026 |  |  | 7 |  |  | — |  |  | 5,351 |
Repayment of debt |  | (330 | ) |  | (4,746 | ) |  | (22 | ) |  | — |  |  | (5,098 | )
Cash dividends to shareholders |  | (323 | ) |  | — |  |  | — |  |  | — |  |  | (323 | )
Noncontrolling interests and other financing activities |  | — |  |  | — |  |  | (39 | ) |  | — |  |  | (39 | )
Cash provided by (used for) financing activities - continuing operations |  | (682 | ) |  | (1,046 | ) |  | (2,394 | ) |  | 2,433 |  |  | (1,689 | )
Cash used for financing activities - discontinued operations |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
CASH PROVIDED BY (USED FOR) FINANCING ACTIVITIES |  | (682 | ) |  | (1,046 | ) |  | (2,394 | ) |  | 2,433 |  |  | (1,689 | )
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS |  | — |  |  | — |  |  | (172 | ) |  | — |  |  | (172 | )
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS |  | — |  |  | (644 | ) |  | (119 | ) |  | 773 |  |  | 10 |
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR (1) |  | — |  |  | 2,727 |  |  | 1,361 |  |  | (3,714 | ) |  | 374 |
CASH AND CASH EQUIVALENTS AT END OF PERIOD (2) |  | $ | — |  |  | $ | 2,083 |  |  | $ | 1,242 |  |  | $ | (2,941 | ) |  | $ | 384 |
(1) | Includes $4 million of discontinued operations at December 31, 2014.
(2) | Includes $2 million of discontinued operations at December 31, 2015

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