Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2015

Stockholders' Equity Note [Abstract]

Summary of Changes in Accumulated Other Comprehensive Loss for Pension Plan Items

Following is a summary of the changes in the accumulated balances for each component of accumulated other comprehensive income (loss), which is presented net of tax, for the three and nine months ended September 30, 2015 and 2014:

	Defined Benefit Pension Items		Unrealized Gains and (Losses) on Available-for-Sale Securities			Total
Accumulated other comprehensive income at June 30, 2015	$	—	$	648		$	648
Other comprehensive income before reclassifications	—		2,245			2,245
Amounts reclassified from accumulated other comprehensive income	—		(2,754		)	(2,754		)
Other comprehensive loss	—		(509		)	(509		)
Accumulated other comprehensive income at September 30, 2015	$	—	$	139		$	139

	Defined Benefit Pension Items		Unrealized Gains and (Losses) on Available-for-Sale Securities			Total
Accumulated other comprehensive loss at December 31, 2014	$	—	$	(1,325	)	$	(1,325	)
Other comprehensive income before reclassifications	—		4,218			4,218
Amounts reclassified from accumulated other comprehensive loss	—		(2,754		)	(2,754		)
Other comprehensive income	—		1,464			1,464
Accumulated other comprehensive income at September 30, 2015	$	—	$	139		$	139

	Defined Benefit Pension Items			Unrealized Gains and (Losses) on Available-for-Sale Securities			Total
Accumulated other comprehensive loss at June 30, 2014	$	(5,330	)	$	(1,785	)	$	(7,115	)
Other comprehensive loss before reclassifications	58			(1,969		)	(1,911		)
Amounts reclassified from accumulated other comprehensive loss	396			796			1,192
Other comprehensive income	454			(1,173		)	(719		)
Accumulated other comprehensive loss at September 30, 2014	$	(4,876	)	$	(2,958	)	$	(7,834	)

	Defined Benefit Pension Items			Unrealized Gains and (Losses) on Available-for-Sale Securities			Total
Accumulated other comprehensive loss at December 31, 2013	$	(5,392	)	$	(2,125	)	$	(7,517	)
Other comprehensive loss before reclassifications	(309		)	(2,142		)	(2,451		)
Amounts reclassified from accumulated other comprehensive loss	825			1,309			2,134
Other comprehensive income (loss)	516			(833		)	(317		)
Accumulated other comprehensive loss at September 30, 2014	$	(4,876	)	$	(2,958	)	$	(7,834	)

	Amount Reclassified from Accumulated Other Comprehensive Income (Loss)
	Three Months Ended   September 30,						Nine Months Ended   September 30,
Details about Accumulated Other Comprehensive Income (Loss) Components	2015			2014			2015			2014			Affected Line in the Condensed Consolidated Statements of Operations
Defined benefit pension items
Amortization of loss	$	—		$	115		$	—		$	373		Net periodic pension costs, Note 15, Employee Benefit Plans
Settlement cost	—			529			—			969			Net periodic pension costs, Note 15, Employee Benefit Plans
Total before tax	—			644			—			1,342
Income tax	—			(248		)	—			(517		)
Net of tax	—			396			—			825
Items related to available-for-sale securities
Other-than-temporary impairment losses	—			1,295			—			1,295			Investment income, net, Note 4, Investments
Realized (gain) loss on sale	(5,276		)	—			(5,276		)	833			Investment income, net, Note 4, Investments
Income tax	2,522			(499		)	2,522			(819		)
Net of tax	(2,754		)	796			(2,754		)	1,309
Total reclassifications for the period, net of tax	$	(2,754	)	$	1,192		$	(2,754	)	$	2,134

Reclassification out of Accumulated Other Comprehensive Income

	Amount Reclassified from Accumulated Other Comprehensive Income (Loss)
	Three Months Ended   September 30,						Nine Months Ended   September 30,
Details about Accumulated Other Comprehensive Income (Loss) Components	2015			2014			2015			2014			Affected Line in the Condensed Consolidated Statements of Operations
Defined benefit pension items
Amortization of loss	$	—		$	115		$	—		$	373		Net periodic pension costs, Note 15, Employee Benefit Plans
Settlement cost	—			529			—			969			Net periodic pension costs, Note 15, Employee Benefit Plans
Total before tax	—			644			—			1,342
Income tax	—			(248		)	—			(517		)
Net of tax	—			396			—			825
Items related to available-for-sale securities
Other-than-temporary impairment losses	—			1,295			—			1,295			Investment income, net, Note 4, Investments
Realized (gain) loss on sale	(5,276		)	—			(5,276		)	833			Investment income, net, Note 4, Investments
Income tax	2,522			(499		)	2,522			(819		)
Net of tax	(2,754		)	796			(2,754		)	1,309
Total reclassifications for the period, net of tax	$	(2,754	)	$	1,192		$	(2,754	)	$	2,134