Supplementary Information Concerning Property-Casualty Insurance Operations

12 Months Ended

Dec. 31, 2017

Supplemental Information For Property Casualty Insurance Underwriters [Abstract]

Supplementary Information Concerning Property-Casualty Insurance Operations

SCHEDULE VI

THE NAVIGATORS GROUP, INC. AND SUBSIDIARIES

Supplementary Information Concerning P&C Insurance Operations

											Losses and LAE					Amortization
	Deferred Policy		Reserve				Net		Net		Expenses Incurred Related to					of Deferred Policy		Other		Net
amounts in thousands	Acquisition		for Losses		Unearned		Earned		Investment		Current		Prior			Acquisition		Operating		Written
Affiliation with Registrant	Costs		and LAE		Premiums		Premiums		Income		Year		Years			Costs		Expenses		Premiums
Consolidated    Subsidiaries:
Year ended    December 31,2017	$	135,249	$	2,515,145	$	987,681	$	1,186,420	$	89,293	$	771,955	$	34,310		$	184,731	$	233,230	$	1,271,330
Year ended    December 31, 2016	$	119,660	$	2,289,727	$	887,344	$	1,100,345	$	79,451	$	693,976	$	(28,528	)	$	165,045	$	234,096	$	1,186,224
Year ended    December 31, 2015	$	91,983	$	2,202,644	$	820,676	$	984,087	$	68,718	$	637,267	$	(64,669	)	$	129,977	$	223,516	$	1,043,860