Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2016

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		(Loss) Income		Loss
Balance at January 1, 2014	$	(9,171)	$	(11,745)	$	(20,916)
Other comprehensive loss before reclassification		(5,147)		(3,494)		(8,641)
Amounts reclassified from accumulated other comprehensive loss		336		—		336
Net current-period other comprehensive loss		(4,811)		(3,494)		(8,305)
Balance at December 31, 2014		(13,982)		(15,239)		(29,221)
Other comprehensive loss before reclassification		(265)		—		(265)
Amounts reclassified from accumulated other comprehensive loss		788		—		788
Net current-period other comprehensive loss		523		—		523
Balance at December 31, 2015		(13,459)		(15,239)		(28,698)
Other comprehensive (loss) income before reclassification		(1,209)		15,477		14,268
Amounts reclassified from accumulated other comprehensive loss		594		—		594
Net current-period other comprehensive loss (income)		(615)		15,477		14,862
Balance at December 31, 2016	$	(14,074)	$	238	$	(13,836)

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

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

	Before-Tax Amount			Tax Benefit (Provision)		Net-of-Tax Amount
Year ended December 31, 2016
Postretirement Benefits:
Net actuarial loss and prior service credits	$	(1,865)		$	656	$	(1,209)
Amortization of prior service credits and net actuarial loss		916	(a)		(322)		594
Postretirement benefits		(949)			334		(615)
Proportionate share of Telesat other comprehensive income (b)		23,872			(8,395)		15,477
Other comprehensive income	$	22,923		$	(8,061)	$	14,862
Year ended December 31, 2015
Postretirement Benefits:
Net actuarial loss and prior service credits	$	(424)		$	159	$	(265)
Amortization of prior service credits and net actuarial loss		1,260	(a)		(472)		788
Postretirement benefits		836			(313)		523
Proportionate share of Telesat other comprehensive (loss) gain		—			—		—
Other comprehensive income	$	836		$	(313)	$	523
Year ended December 31, 2014
Postretirement Benefits:
Net actuarial loss and prior service credits	$	(8,117)		$	2,970	$	(5,147)
Amortization of prior service credits and net actuarial loss		456	(a)		(120)		336
Postretirement benefits		(7,661)			2,850		(4,811)
Proportionate share of Telesat other comprehensive loss		(5,563)			2,069		(3,494)
Other comprehensive loss	$	(13,224)		$	4,919	$	(8,305)

(a) Reclassifications are included in general and administrative expenses.  

(b) Includes $20.8 million  ($13.5million, net of tax) share in the equity of Telesat’s other comprehensive income that we could not record in 2015 (see Note 6).