v3.3.1.900

Equity (Share Repurchases) (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Jan. 29, 2015
Class of Stock [Line Items] |  |  |  |
Stock repurchase, remaining authorized amount (in shares) | $ 1,933.7 |  |  |
Distributable reserves recognized |  | $ 28,700.0 |  |
Common Class A and Common Class C Member [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock repurchase, authorized amount | $ 4,500.0 |  |  |
Common Class A Stock Purchased Under Repurchase Programs [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Shares purchased pursuant to repurchase programs (in shares) | 8,062,792 | 6,550,197 | 5,611,380 |
Average price paid per share pursuant to repurchase programs (in dollars per shares) | $ 42.19 | $ 37.70 | $ 27.30 |
Common Class C Stock Purchased Under Repurchase Programs [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Shares purchased pursuant to repurchase programs (in shares) | 28,401,019 | 24,761,397 | 32,782,838 |
Average price paid per share pursuant to repurchase programs (in dollars per shares) | $ 44.25 | $ 36.55 | $ 25.24 |
Total Common Class C and Class A Stock Purchased Under Repurchase Programs [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Total cost for stock purchased pursuant to repurchase programs | $ 1,596.9 | $ 1,151.9 | $ 980.7 |
Subsequent Event [Member] | Common Class A and Common Class C Member [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock repurchase, authorized amount |  |  |  | $ 2,000.0

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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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