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v3.3.1.900

Subsequent Events (Details) - USD ($) $ / shares in Units, shares in Thousands |  | 1 Months Ended | 2 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 01, 2016 | Jan. 31, 2016 | Jan. 31, 2015 | Jan. 31, 2014 | Feb. 18, 2016 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Feb. 19, 2016 | Feb. 01, 2016 | Nov. 13, 2015 | Jan. 01, 2015 | Jul. 01, 2014 | Jan. 01, 2014
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in variable interest entity |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 0 |  |  |  |  |  |
Common stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repurchase of shares |  |  |  |  |  |  |  | 2,473 |  |  |  |  |  |  |  |
Repurchase of shares |  |  |  |  |  |  |  | $ (259,900,000) |  |  |  |  |  |  |  |
Common shares repurchased during period, Average cost per share (in dollars per share) |  |  |  |  |  |  |  | $ 105.10 |  |  |  |  |  |  |  |
Share repurchase program, Authorized aggregate amount |  |  |  |  |  |  |  |  |  |  |  |  | $ 500,000,000 |  |  |
Subsequent Event | Common stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repurchase of shares |  |  |  |  | 717 |  |  |  |  |  |  |  |  |  |  |
Repurchase of shares |  |  |  |  | $ (79,300,000) |  |  |  |  |  |  |  |  |  |  |
Common shares repurchased during period, Average cost per share (in dollars per share) |  |  |  |  | $ 110.57 |  |  |  |  |  |  |  |  |  |  |
Share repurchase program, Authorized aggregate amount |  |  |  |  |  |  |  |  |  |  | $ 500,000,000 |  |  |  |  |
DaVinciRe Holdings Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, ownership percentage |  |  |  |  |  | 26.50% |  | 26.30% | 23.40% |  |  |  |  | 26.30% | 23.40% | 26.50%
Noncontrolling interest, value subscribed |  |  |  |  |  |  |  | $ 0 | $ 48,576,000 |  |  |  |  |  |  |
Redemption of shares from redeemable noncontrolling interests |  |  |  |  |  |  |  | $ 212,750,000 | 224,455,000 |  |  |  |  |  |  |
DaVinciRe Holdings Ltd. | Redeemable Noncontrolling Interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, net redemptions |  |  | $ 225,000,000 | $ 300,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, Reserve holdback |  |  | $ 22,500,000 | $ 30,000,000 |  |  |  |  |  |  |  |  |  |  |  |
DaVinciRe Holdings Ltd. | Redeemable Noncontrolling Interest | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, net redemptions |  | $ 100,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, Reserve holdback |  | $ 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, ownership percentage |  | 24.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Upsilon RFO | Primary Beneficiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital distribution payable |  |  |  |  |  |  |  |  | 420,200,000 |  |  |  |  |  |  |
Variable interest entity, ownership percentage |  |  |  |  |  | 23.90% | 38.90% | 21.70% |  |  |  |  |  |  |  |
Return of capital |  |  |  |  |  |  |  | $ 418,500,000 |  |  |  |  |  |  |  |
Upsilon RFO | Primary Beneficiary | Non-voting preference shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-voting preference shares issued to third parties |  |  |  |  |  | $ 43,100,000 | $ 172,400,000 | 153,700,000 |  |  |  |  |  |  |  |
Investment in variable interest entity |  |  |  |  |  | $ 13,500,000 | $ 109,700,000 | 42,500,000 |  |  |  |  |  |  |  |
Upsilon RFO | Primary Beneficiary | RenaissanceRe Holdings Ltd. (Parent Guarantor) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital distribution payable |  |  |  |  |  |  |  |  | $ 132,300,000 |  |  |  |  |  |  |
Return of capital |  |  |  |  |  |  |  | $ 131,600,000 |  |  |  |  |  |  |  |
Upsilon RFO | Subsequent Event | Primary Beneficiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital distribution payable | $ 200,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable interest entity, ownership percentage | 28.30% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Return of capital | $ 96,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Upsilon RFO | Subsequent Event | Primary Beneficiary | Non-voting preference shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-voting preference shares issued to third parties | 62,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in variable interest entity | 25,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Upsilon RFO | Subsequent Event | Primary Beneficiary | RenaissanceRe Holdings Ltd. (Parent Guarantor) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital distribution payable | 41,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Return of capital | $ 16,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Medici |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, ownership percentage |  |  |  |  |  |  |  | 46.10% | 53.20% |  |  |  |  |  |  |
Noncontrolling interest, value subscribed |  |  |  |  |  |  |  | $ 36,073,000 | $ 57,264,000 |  |  |  |  |  |  |
Redemption of shares from redeemable noncontrolling interests |  |  |  |  |  |  |  | $ 20,117,000 | $ 3,075,000 |  |  |  |  |  |  |
Medici | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interest, ownership percentage |  |  |  |  |  |  |  |  |  |  |  | 42.30% |  |  |  |
Noncontrolling interest, value subscribed |  |  |  |  | $ 20,000,000 |  |  |  |  |  |  |  |  |  |  |
Redemption of shares from redeemable noncontrolling interests |  |  |  |  | $ 800,000 |  |  |  |  |  |  |  |  |  |  |

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- Definition Represents a sale (new stock issuance) by a subsidiary to noncontrolling interests (third parties, parties directly or indirectly unrelated to parent) during the period. The capital transaction by subsidiary does not result in a loss of control by the parent, but does effect a change in total (consolidated) equity attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4M -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591554-111686 + Details
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- Definition Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569655-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4616395-111683 + Details
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- Definition Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569655-111683 + Details
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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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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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