Schedule IV - Reinsurance

12 Months Ended

Dec. 31, 2018

SEC Schedule, 12-17, Insurance Companies, Reinsurance [Abstract]

Supplemental Schedule of Reinsurance Premiums for Insurance Companies

SCHEDULE IV. REINSURANCE

	Property and Casualty Insurance
	Direct Premium Written		Premiums Ceded to Other Companies		Premiums Assumed from Other Companies			Net Premiums Written		Percentage of Premiums Assumed to Net
Years Ended December 31,
2018	$	1,148,190	$	512,270	$	104,211		$	740,131	14.1	%
2017	989,525		447,329		51,323			593,519		8.6	%
2016	708,252		262,340		(96		)	445,816		—	%