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Schedule II. Condensed Financial Information Of Registrant (Statements of Cash Flows) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash flows (used in) provided by operating activities |  |  |
Net income (loss) attributable to RenaissanceRe | $ (40,155) | $ 762,405 | $ 748,798
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities |  |  |
Net realized and unrealized (gains) losses on investments | 205,897 | (820,636) | (414,109)
Other | (437,221) | 178,314 | 238,756
Net cash provided by (used in) operating activities | 1,234,815 | 1,992,735 | 2,137,195
Cash flows used in investing activities |  |  |
Proceeds from maturities and sales of fixed maturity investments trading | 15,543,565 | 15,186,952 | 17,313,940
Purchases of fixed maturity investments trading | (15,680,351) | (16,836,538) | (17,919,343)
Net purchases of short term investments | (252,833) | (581,473) | (1,900,741)
Net cash provided by (used in) investing activities | (816,296) | (2,304,689) | (2,988,644)
Cash flows provided by (used in) financing activities |  |  |
Dividends paid – RenaissanceRe common shares | (67,828) | (68,490) | (59,368)
Dividends paid – preference shares | (32,889) | (30,923) | (36,756)
Issuance of debt, net of expenses | 0 | 0 | 396,411
RenaissanceRe common share repurchases | (1,027,505) | (62,621) | 0
RenaissanceRe common share issuance | 0 | 1,095,507 | 0
Redemption of preference shares | (275,000) | (125,000) | 0
Issuance of preference shares, net of expenses | 488,653 | 0 | 0
Taxes paid on withholding shares | (12,171) | (12,330) | (7,253)
Net cash provided by (used in) financing activities | (302,461) | 665,214 | 1,120,117
Effect of exchange rate changes on foreign currency cash | 6,148 | 4,485 | 2,478
Net increase (decrease) in cash and cash equivalents | 122,206 | 357,745 | 271,146
Cash and cash equivalents, beginning of year | 1,736,813 | 1,379,068 | 1,107,922
Cash and cash equivalents, end of year | 1,859,019 | 1,736,813 | 1,379,068
Parent Company |  |  |
Cash flows (used in) provided by operating activities |  |  |
Net income (loss) attributable to RenaissanceRe | (40,155) | 762,405 | 748,798
Less: equity in net income of subsidiaries | 10,670 | (786,552) | (773,419)
Loss before equity in net income of subsidiaries | (29,485) | (24,147) | (24,621)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities |  |  |
Net realized and unrealized (gains) losses on investments | 4,898 | 4,556 | (12,393)
Other | 59,873 | 37,782 | 34,153
Net cash provided by (used in) operating activities | 35,286 | 18,191 | (2,861)
Cash flows used in investing activities |  |  |
Proceeds from maturities and sales of fixed maturity investments trading | 436,122 | 370,905 | 306,579
Purchases of fixed maturity investments trading | (421,323) | (384,415) | (66,740)
Net purchases of short term investments | 78,904 | 64,209 | (116,499)
Dividends and return of capital from subsidiaries | 1,104,831 | 827,626 | 1,400,944
Contributions to subsidiaries | (351,548) | (1,623,708) | (1,165,607)
Due (to) from subsidiary | 50,472 | (65,438) | (625,924)
Net cash provided by (used in) investing activities | 897,458 | (810,821) | (267,247)
Cash flows provided by (used in) financing activities |  |  |
Dividends paid – RenaissanceRe common shares | (67,828) | (68,490) | (59,368)
Dividends paid – preference shares | (32,889) | (30,923) | (36,756)
Issuance of debt, net of expenses | 0 | 0 | 396,411
RenaissanceRe common share repurchases | (1,027,505) | (62,621) | 0
RenaissanceRe common share issuance | 0 | 1,095,507 | 0
Redemption of preference shares | (275,000) | (125,000) | 0
Issuance of preference shares, net of expenses | 488,653 | 0 | 0
Taxes paid on withholding shares | (12,171) | (12,330) | (7,253)
Net cash provided by (used in) financing activities | (926,740) | 796,143 | 293,034
Effect of exchange rate changes on foreign currency cash | 0 | (143) | 0
Net increase (decrease) in cash and cash equivalents | 6,004 | 3,370 | 22,926
Cash and cash equivalents, beginning of year | 29,830 | 26,460 | 3,534
Cash and cash equivalents, end of year | $ 35,834 | $ 29,830 | $ 26,460

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- Definition The cash outflow to reacquire preferred stock during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition The cash outflow to acquire securities classified as trading securities and held for investment purposes. Excludes payments for trading securities purchased and held principally for the purpose of selling them in the near term (thus held for only a short period of time). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the sale, maturities, repayments and calls of securities classified as trading securities and held for investment purposes. Excludes proceeds from trading securities purchased and held principally for the purpose of selling them in the near term (thus held for only a short period of time). + References No definition available. + Details
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