Capital and Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2020

Stockholders' Equity Note [Abstract]

Accumulated Other Comprehensive Income

Changes, net of tax, where applicable, in AOCI are as follows:

	Unrealized loss on available-for-sale debt securities		Unrealized (loss) gain on derivative financial instruments		Cumulative translation adjustments		Change in net pension and other benefit obligations		Total
Balance at December 31, 2019	$	(274)	$	(14)	$	(25,166)	$	(165,968)	$	(191,422)
Net other comprehensive loss attributable to common unitholders	—		—		(2,936)		—		(2,936)
Deconsolidation of API (see Note 3)	—		14		10,522		6,945		17,481
Balance at March 31, 2020	(274)		—		(17,580)		(159,023)		(176,877)
Net other comprehensive income attributable to common unitholders	—		—		1,373		—		1,373
Balance at June 30, 2020	$	(274)	$	—	$	(16,207)	$	(159,023)	$	(175,504)

	Unrealized loss on available-for-sale securities		Unrealized (loss) gain on derivative financial instruments		Cumulative translation adjustments		Change in net pension and other benefit obligations		Total
Balance at December 31, 2018	$	(274)	$	(277)	$	(23,476)	$	(153,217)	$	(177,244)
Net other comprehensive income attributable to common unitholders	—		518		1,303		—		1,821
Balance at March 31, 2019	(274)		241		(22,173)		(153,217)		(175,423)
Net other comprehensive loss attributable to common unitholders	—		(425)		(1,797)		—		(2,222)
Balance at June 30, 2019	$	(274)	$	(184)	$	(23,970)	$	(153,217)	$	(177,645)