Comprehensive Income and Accumulated Other Comprehensive Income (Tables)

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of Changes in Accumulated Other Comprehensive Income (AOCI)

The following table illustrates the changes in the balance of each component of accumulated other comprehensive income for each period presented in the interim financial statements.

	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
	(in thousands)
Beginning balance	$	(2,083	)	$	2,416		$	3,612		$	(492	)
Other comprehensive income (loss) before    reclassification		(2,143	)		820			(7,964	)		4,032
Amounts reclassified from accumulated other    comprehensive income		25			(203	)		151			(507	)
Net current period other comprehensive    income (loss)		(2,118	)		617			(7,813	)		3,525
Ending balance	$	(4,201	)	$	3,033		$	(4,201	)	$	3,033

Reclassification Out of Accumulated Other Comprehensive Income

The effects of reclassifications out of accumulated other comprehensive income by the respective line items of net income are presented in the following table.

Component of Accumulated Other	Three Months Ended						Nine Months Ended						Affected line item in the
Comprehensive Income	September 30,						September 30,						statement of income
	2018			2017			2018			2017
	(in thousands)
Unrealized gains (losses) on    available-for-sale securities	$	(32	)	$	312		$	(445	)	$	780		Net realized losses on    investments
		(32	)		312			(445	)		780		Income before income taxes
		7			(109	)		40			(273	)	Income tax expense
	$	(25	)	$	203		$	(405	)	$	507		Net income