Reinsurance (Tables)

12 Months Ended

Dec. 31, 2017

Insurance [Abstract]

Schedule of the Effect of Reinsurance on Premiums Written and Earned

The effect of reinsurance on premiums written and earned in 2017, 2016 and 2015 was as follows:

	2017 Premiums						2016 Premiums						2015 Premiums
	Written			Earned			Written			Earned			Written			Earned
	(in thousands)
Gross	$	350,267		$	355,025		$	373,055		$	379,011		$	386,529		$	387,122
Ceded		(8,869	)		(8,869	)		(10,307	)		(10,307	)		(11,228	)		(11,228	)
Net premiums	$	341,398		$	346,156		$	362,748		$	368,704		$	375,301		$	375,894

Schedule of the Amounts Recoverable from Reinsurers

The amounts recoverable from reinsurers consist of the following:

	December 31,
	2017		2016
	(in thousands)
Unpaid losses recoverable:
Case basis	$	66,061	$	49,361
Incurred but not reported		18,828		28,895
Paid losses recoverable		554		485
Experience-rated commissions recoverable		4,690		4,925
Total	$	90,133	$	83,666

Schedule of Unsecured Reinsurance Recoverables from Reinsurers

Reinsurer	A.M. Best Rating	Amounts Recoverable as of December 31, 2017
		(in thousands)
Hannover Reinsurance Limited (Ireland) (1)	A+	$	36,905
Odyssey America Reinsurance Corporation	A		12,464
Minnesota Workers’ Compensation Reinsurance Association (1)	NR		7,761
Allianz Risk Transfer AG (Bermuda) (1)	A+		7,551
Clearwater Insurance (2)	NR		5,755
Other reinsurers			19,697
Total amounts recoverable from reinsurers			90,133
Funds withheld and letters of credit related to the above recoverables			(47,719	)
Total unsecured amounts recoverable from reinsurers		$	42,414

(1) Current participant in our 2018 reinsurance program.

(2) Subsidiary of Fairfax Financial is no longer rated by A.M. Best.