Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2016

Equity [Abstract]

Summary of Changes in Accumulated Other Comprehensive Loss

Following is a summary of the changes in the accumulated balances of accumulated other comprehensive income (loss), which is presented net of tax, as of December 31, 2016 and 2015:

	Unrealized Gains and (Losses) on Available-for-Sale Securities
Accumulated other comprehensive loss at December 31, 2014	$	(1,325	)
Other comprehensive income before reclassifications	3,428
Amounts reclassified from accumulated other comprehensive loss	(2,789		)
Net current year other comprehensive income	639
Accumulated other comprehensive loss at December 31, 2015	(686		)
Other comprehensive income before reclassifications	3,685
Amounts reclassified from accumulated other comprehensive income	(492		)
Net current year other comprehensive income	3,193
Accumulated other comprehensive income at December 31, 2016	$	2,507

Reclassification out of Accumulated Other Comprehensive Loss

The following is a summary of the tax effects allocated to other comprehensive income for the year ended December 31, 2016:

	Year Ended December 31, 2016
	Before-Tax Amount			Tax Benefit or (Expense)			Net-of-Tax Amount
Unrealized gains and (losses) on investments and restricted investments:
Unrealized gains on available-for-sale investments	$	5,997		$	(2,308	)	$	3,689
Unrealized losses on restricted investments	(6		)	2			(4		)
Less: reclassification adjustment for gains included in earnings	(795		)	303			(492		)
Net unrealized gains	5,196			(2,003		)	3,193
Other comprehensive income	$	5,196		$	(2,003	)	$	3,193

The following is a summary of the tax effects allocated to other comprehensive income for the year ended December 31, 2015:

	Year Ended December 31, 2015
	Before-Tax Amount			Tax Benefit or (Expense)			Net-of-Tax Amount
Unrealized gains on investments:
Unrealized gains on available-for-sale investments	$	5,650		$	(2,222	)	$	3,428
Less: reclassification adjustment for gains included in earnings	(5,311		)	2,522			(2,789		)
Net unrealized gains	339			300			639
Other comprehensive income	$	339		$	300		$	639