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CONSOLIDATED CONDENSED STATEMENTS OF INCOME (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Income Statement [Abstract]    
Benefits and settlement expenses, reinsurance ceded $ 251,674 $ 345,826
Other operating expenses, reinsurance ceded $ 52,534 $ 44,069