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Insurance Company WNFIC - Effects of Reinsurance on Premiums Written and Earned (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Written    
Direct premiums $ 697,072 $ 619,223
Ceded premiums 697,059 619,206
Net premiums 13 17
Earned    
Direct premiums 668,971 602,320
Ceded premiums 668,958 602,303
Net premiums $ 13 $ 17