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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Assets |  |
Fixed maturities, available for sale, at fair value (Amortized cost 2018: $11,616,312; 2017: $12,611,219) | $ 11,435,347 | $ 12,622,006
Equity securities, at fair value (Cost 2018: $365,905; 2017: $552,867) | 381,633 | 635,511
Mortgage loans, held for investment, at amortized cost and fair value | 298,650 | 325,062
Other investments, at fair value | 787,787 | 1,009,373
Equity method investments | 108,103 | 108,597
Short-term investments, at amortized cost and fair value | 144,040 | 83,661
Total investments | 13,155,560 | 14,784,210
Cash and cash equivalents | 1,232,814 | 948,626
Restricted cash and cash equivalents | 597,206 | 415,160
Accrued interest receivable | 80,335 | 81,223
Insurance and reinsurance premium balances receivable | 3,007,296 | 3,012,419
Reinsurance recoverable on unpaid losses | 3,501,669 | 3,159,514
Reinsurance recoverable on paid losses | 280,233 | 179,326
Deferred acquisition costs | 566,622 | 474,061
Prepaid reinsurance premiums | 1,013,573 | 809,274
Receivable for investments sold | 32,627 | 11,621
Goodwill | 102,003 | 102,003
Intangible assets | 241,568 | 257,987
Value of business acquired | 35,714 | 206,838
Other assets | 285,346 | 317,915
Total assets | 24,132,566 | 24,760,177
Liabilities |  |
Reserve for losses and loss expenses | 12,280,769 | 12,997,553
Unearned premiums | 3,635,758 | 3,641,399
Insurance and reinsurance balances payable | 1,338,991 | 899,064
Senior notes and notes payable | 1,341,961 | 1,376,529
Payable for investments purchased | 111,838 | 100,589
Other liabilities | 393,178 | 403,779
Total liabilities | 19,102,495 | 19,418,913
Commitments and Contingencies |  |
Shareholders' equity |  |
Preferred shares | 775,000 | 775,000
Common shares (shares issued 2018: 176,580; 2017: 176,580 shares outstanding 2018: 83,586; 2017: 83,161) | 2,206 | 2,206
Additional paid-in capital | 2,308,583 | 2,299,166
Accumulated other comprehensive income (loss) | (177,110) | 92,382
Retained earnings | 5,912,812 | 5,979,666
Treasury shares, at cost (2018: 92,994; 2017: 93,419) | (3,791,420) | (3,807,156)
Total shareholders’ equity | 5,030,071 | 5,341,264
Total liabilities and shareholders’ equity | $ 24,132,566 | $ 24,760,177

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- Definition The carrying amount as of the balance sheet date due the entity from (a) agents and insureds, (b) uncollected premiums and (c) others, net of the allowance for doubtful accounts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.(a),5) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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