Reinsurance (Tables)

12 Months Ended

Dec. 31, 2018

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

Schedule of Effect of Reinsurance and Retrocessional Activity on Premiums Written and Earned and on Net Claims and Claim Expenses Incurred

The following table sets forth the effect of reinsurance and retrocessional activity on premiums written and earned and on net claims and claim expenses incurred:

Year ended December 31,	2018			2017			2016
Premiums written
Direct	$	337,587		$	290,730		$	208,282
Assumed	2,972,840			2,506,810			2,166,294
Ceded	(1,178,525		)	(926,215		)	(839,264		)
Net premiums written	$	2,131,902		$	1,871,325		$	1,535,312
Premiums earned
Direct	$	292,219		$	244,285		$	157,112
Assumed	2,779,796			2,307,219			1,874,993
Ceded	(1,095,886		)	(833,929		)	(628,675		)
Net premiums earned	$	1,976,129		$	1,717,575		$	1,403,430
Claims and claim expenses
Gross claims and claim expenses incurred	$	2,578,536		$	3,420,388		$	710,651
Claims and claim expenses recovered	(1,458,518		)	(1,558,960		)	(179,820		)
Net claims and claim expenses incurred	$	1,120,018		$	1,861,428		$	530,831