Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property and Equipment
Total property and equipment	$ 5,104,861	$ 5,141,928	$ 5,191,840
Accumulated depreciation	(3,610,842)	(3,577,224)	(3,440,267)
Property and equipment, net	1,494,019	$ 1,564,704	1,751,573
Minimum
Property and Equipment
Depreciable life of assets		2 years
Maximum
Property and Equipment
Depreciable life of assets		40 years
Equipment leased to customers
Property and Equipment
Total property and equipment	$ 1,672,399	$ 1,719,778	1,837,503
Equipment leased to customers \| Minimum
Property and Equipment
Depreciable life of assets	2 years	2 years
Equipment leased to customers \| Maximum
Property and Equipment
Depreciable life of assets	5 years	5 years
EchoStar XV
Property and Equipment
Total property and equipment	$ 277,658	$ 277,658	277,658
Depreciable life of assets	15 years	15 years
EchoStar XVIII
Property and Equipment
Total property and equipment	$ 411,255	$ 411,255	411,255
Depreciable life of assets	15 years	15 years
Satellites acquired under finance lease agreements
Property and Equipment
Total property and equipment	$ 398,107	$ 398,107	398,107
Depreciable life of assets	15 years	15 years
Furniture, fixtures, equipment and other
Property and Equipment
Total property and equipment	$ 1,989,431	$ 1,969,107	1,894,629
Furniture, fixtures, equipment and other \| Minimum
Property and Equipment
Depreciable life of assets	2 years	2 years
Furniture, fixtures, equipment and other \| Maximum
Property and Equipment
Depreciable life of assets	20 years	20 years
Buildings and improvements
Property and Equipment
Total property and equipment	$ 300,246	$ 301,037	289,421
Buildings and improvements \| Minimum
Property and Equipment
Depreciable life of assets	5 years	5 years
Buildings and improvements \| Maximum
Property and Equipment
Depreciable life of assets	40 years	40 years
Land
Property and Equipment
Total property and equipment	$ 13,186	$ 13,186	13,186
Construction in progress
Property and Equipment
Total property and equipment	$ 42,579	$ 51,800	$ 70,081