CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Cumulative effect of accounting changes	Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Earnings (Losses)	Accumulated Earnings (Losses) Cumulative effect of accounting changes	Accumulated Earnings (Losses) Cumulative Effect, Period of Adoption, Adjusted Balance	Treasury Shares, at cost	Treasury Shares, at cost Cumulative Effect, Period of Adoption, Adjusted Balance	Non-controlling Interests	Non-controlling Interests Cumulative effect of accounting changes	Non-controlling Interests Cumulative Effect, Period of Adoption, Adjusted Balance
Beginning balance at Dec. 31, 2018	$ 4,155,474			$ 102		$ 3,702,522		$ (125,100)		$ 694,129			$ (131,454)		$ 15,275
Issuances of Class A common stock:
Exercise of stock options	67,310			3		67,307
Employee benefits	6,654					6,654
Employee Stock Purchase Plan	9,778					9,778
Stock-based compensation	9,353					9,353
Purchase of non-controlling interest	(7,313)					(833)									(6,480)
Net assets distributed pursuant to the BSS Transaction	(532,747)					(532,747)
Issuance of equity and contribution of assets pursuant to the Yahsat JV formation	102,775					29,576									73,199
Other comprehensive income (loss)	6,290							2,962							3,328
Net income (loss)	(74,252)									(62,917)					(11,335)
Other, net	2,231					(1,127)				1,597					1,761
Ending balance at Dec. 31, 2019	3,745,553	$ (9,308)	$ 3,736,245	105	$ 105	3,290,483	$ 3,290,483	(122,138)	$ (122,138)	632,809	$ (9,068)	$ 623,741	(131,454)	$ (131,454)	75,748	$ (240)	$ 75,508
Issuances of Class A common stock:
Exercise of stock options	855					855
Employee benefits	6,921					6,921
Employee Stock Purchase Plan	10,109					10,109
Stock-based compensation	8,887					8,887
Issuance of equity and contribution of assets pursuant to the Yahsat JV formation	2,758					4,338									(1,580)
Contribution by non-controlling interest holder	18,241
Other comprehensive income (loss)	(81,369)							(65,738)							(15,631)
Net income (loss)	(51,904)									(40,150)					(11,754)
Treasury share repurchase	(43,458)												(43,458)
Other, net	(35)					(167)									132
Ending balance at Dec. 31, 2020	3,607,250			105		3,321,426		(187,876)		583,591			(174,912)		64,916
Issuances of Class A common stock:
Exercise of stock options	408					408
Employee benefits	7,125			1		7,124
Employee Stock Purchase Plan	9,471					9,471
Stock-based compensation	7,699					7,699
Contribution by non-controlling interest holder	9,880
Other comprehensive income (loss)	(28,615)							(24,226)							(4,389)
Net income (loss)	62,721									72,875					(10,154)
Treasury share repurchase	(261,609)												(261,609)
Other, net	(250)					(250)
Ending balance at Dec. 31, 2021	$ 3,414,080			$ 106		$ 3,345,878		$ (212,102)		$ 656,466			$ (436,521)		$ 60,253