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Consolidated Statements Of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net income (loss) | $ 514,151 | $ 1,009,461 | $ 89,041
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Decrease (increase) in premiums receivable | (387,123) | (62,018) | (382,987)
Decrease (increase) in funds held by reinsureds, net | (219,321) | (56,722) | (153,627)
Decrease (increase) in reinsurance receivables | (150,753) | 67,444 | (511,592)
Decrease (increase) in income taxes | 239,883 | 237,479 | (265,065)
Decrease (increase) in prepaid reinsurance premiums | 55,334 | (95,207) | (65,925)
Increase (decrease) in reserve for losses and loss adjustment expenses | 2,627,813 | 402,380 | 1,377,711
Increase (decrease) in future policy benefit reserve | (4,869) | (4,186) | (4,236)
Increase (decrease) in unearned premiums | 404,049 | 521,709 | 542,023
Increase (decrease) in other net payable to reinsurers | (24,163) | 66,477 | 12,276
Increase (decrease) in losses in course of payment | 74,759 | (33,557) | 123,209
Change in equity adjustments in limited partnerships | (103,772) | (108,332) | (102,052)
Distribution of limited partnership income | 122,326 | 81,300 | 84,623
Change in other assets and liabilities, net | (95,968) | (54,176) | (322,107)
Non-cash compensation expense | 39,209 | 34,018 | 32,369
Amortization of bond premium (accrual of bond discount) | 49,673 | 30,936 | 29,272
Net realized capital (gains) losses | (267,649) | (185,004) | 127,136
Net cash provided by (used in) operating activities | 2,873,579 | 1,852,002 | 610,069
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Proceeds from fixed maturities matured/called - available for sale, at market value | 2,586,405 | 2,302,299 | 1,973,652
Proceeds from fixed maturities sold - available for sale, at market value | 1,945,867 | 3,280,237 | 3,148,428
Proceeds from fixed maturities sold - available for sale, at fair value | 4,907 | 2,917 | 1,751
Proceeds from equity securities sold, at fair value | 376,347 | 283,965 | 1,199,409
Distributions from other invested assets | 309,912 | 284,558 | 3,102,018
Cost of fixed maturities acquired - available for sale, at market value | (7,189,301) | (6,613,917) | (5,909,504)
Cost of fixed maturities acquired - available for sale, at fair value |  | (4,243) | (4,381)
Cost of equity securities acquired, at fair value | (637,082) | (329,417) | (921,937)
Cost of other invested assets acquired | (557,473) | (425,438) | (3,370,455)
Net change in short-term investments | (717,527) | (167,290) | 455,350
Net change in unsettled securities transactions | 194,574 | (26,163) | 46,048
Net cash provided by (used in) investing activities | (3,683,371) | (1,412,492) | (279,621)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Common shares issued during the period for share-based compensation, net of expense | (13,566) | (3,134) | (8,157)
Purchase of treasury shares | (200,020) | (24,604) | (75,304)
Dividends paid to shareholders | (249,097) | (234,322) | (216,221)
Proceeds from issuance of senior notes | 979,417 |  |
Cost of debt repurchase | (10,647) |  |
FHLB advances (repayments) | 310,000 |  |
Cost of shares withheld on settlements of share-based compensation awards | (15,908) | (13,627) | (16,912)
Net cash provided by (used in) financing activities | 800,220 | (275,687) | (316,594)
EFFECT OF EXCHANGE RATE CHANGES ON CASH | 3,187 | (11,882) | 7,174
Net increase (decrease) in cash | (6,385) | 151,941 | 21,028
Cash, beginning of period | 808,036 | 656,095 | 635,067
Cash, end of period | 801,651 | 808,036 | 656,095
SUPPLEMENTAL CASH FLOW INFORMATION: |  |  |
Income taxes paid (recovered) | (169,748) | (148,585) | (65,064)
Interest paid | 28,415 | 31,689 | 30,447
NON-CASH TRANSACTIONS: |  |  |
Fixed maturities - available for sale, at market value |  |  | 143,656
Short-term investments |  |  | 243,864
Other invested assets |  |  | $ (387,520)

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