Reinsurance (Tables)

12 Months Ended

Dec. 31, 2019

Reinsurance Disclosures [Abstract]

Schedule of premiums written, premiums earned, and losses and loss adjustment expenses

Premiums written, premiums earned, and losses and loss adjustment expenses incurred are summarized as follows:

	Year Ended December 31,
	2019			2018			2017
	(in thousands)
Written premiums:
Direct	$	1,305,948		$	1,027,222		$	843,719
Assumed	164,787			139,551			238,186
Ceded	(574,585		)	(404,101		)	(315,279		)
Net	$	896,150		$	762,672		$	766,626
Earned premiums:
Direct	$	1,182,501		$	990,221		$	842,182
Assumed	150,330			208,192			173,472
Ceded	(509,085		)	(383,015		)	(274,545		)
Net	$	823,746		$	815,398		$	741,109
Losses and loss adjustment expenses:
Direct	$	953,548		$	769,490		$	626,318
Assumed	113,843			131,346			142,818
Ceded	(395,289		)	(300,560		)	(213,759		)
Net	$	672,102		$	600,276		$	555,377