Accumulated Other Comprehensive Loss (Tables)

3 Months Ended

Mar. 31, 2019

Accumulated Other Comprehensive Loss [Abstract]

Components of Accumulated Other Comprehensive Loss

The components of accumulated other comprehensive loss, net of tax, are as follows (in thousands):

			Proportionate
			Share of		Accumulated
			Telesat Other		Other
	Postretirement		Comprehensive		Comprehensive
	Benefits		Income (Loss)		Loss
Balance, January 1, 2018	$	(16,454)	$	(20,824)	$	(37,278)
Other comprehensive income before reclassification		953		22,033		22,986
Amounts reclassified from accumulated other comprehensive loss		845		—		845
Net current-period other comprehensive income		1,798		22,033		23,831
Tax Cuts and Jobs Act, reclassification of tax effect from
accumulated other comprehensive loss to accumulated deficit		—		(4,173)		(4,173)
Balance, December 31, 2018		(14,656)		(2,964)		(17,620)
Other comprehensive loss before reclassification		—		(6,588)		(6,588)
Amounts reclassified from accumulated other comprehensive loss		182		—		182
Net current-period other comprehensive loss		182		(6,588)		(6,406)
Balance, March 31, 2019	$	(14,474)	$	(9,552)	$	(24,026)

Schedule of Other Comprehensive Income (Loss) and Related Income Tax Effects

The components of other comprehensive income (loss) and related tax effects are as follows (in thousands):

	Three Months Ended March 31,
	2019							2018
	Before-Tax			Tax (Provision)		Net-of-Tax		Before-Tax			Tax		Net-of-Tax
	Amount			Benefit		Amount		Amount			Provision		Amount
Amortization of prior service credits
and net actuarial loss	$	230	(a)	$	(48)	$	182	$	269	(a)	$	(56)	$	213
Equity in Telesat other comprehensive
(loss) income		(6,589)			1		(6,588)		8,777			(1,846)		6,931
Other comprehensive (loss) income	$	(6,359)		$	(47)	$	(6,406)	$	9,046		$	(1,902)	$	7,144

(a)Reclassifications are included in other expense.