Consulting agreement term

No definition available.

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- Definition

Duration shares paid upon completion of the winding up of subsidiary.

+ References

No definition available.

+ Details

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- Definition

The percentage of economic ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Common stock acquired by an unaffiliated third party.

+ References

No definition available.

+ Details

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- Definition

Related party transaction, management fee charged as percentage of revenue.

+ References

No definition available.

+ Details

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- Definition

Payments received from related party during the period relating to the Transaction.

+ References

No definition available.

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- Definition

Related party transaction, percentage of combined ownership of voting and non-voting common stock.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Related party transaction, percentage of outstanding voting common stock.

+ References

No definition available.

+ Details

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- Definition

Tax assessment imposed by authorities on audit open for resolution

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Amount of transactions with related party during the financial reporting period.

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Balance Type:	debit
Period Type:	duration

- Definition

Date of maturity or expiration of arrangements with a related party (for example, but not limited to, leasing and debt arrangements between related parties), in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.

+ References

No definition available.

+ Details

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Related Party Transactions (Narrative) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2013
Related Party Transaction [Line Items]
Amounts due under the transaction		$ 161,000	$ 217,000
Distribution received from affiliate			$ 242,735,000
Telesat Canada [Member]
Related Party Transaction [Line Items]
Economic interest in affiliate		62.70%
Common stock, percentage acquired by an unaffiliated third party		90.00%
Duration for shares to be paid, days		10 days
Distribution received from affiliate	$ 242,700,000
Xtar [Member]
Related Party Transaction [Line Items]
Percentage of ownership interest		56.00%
MHR Funds [Member]
Related Party Transaction [Line Items]
Percentage of outstanding voting common stock		39.90%	39.90%
Percentage of combined ownership of voting and non-voting common stock		58.40%	58.40%
Transaction, Consulting Agreement [Member] \| Telesat Canada [Member]
Related Party Transaction [Line Items]
Related party transaction, date		Oct. 31, 2007
Consulting agreement term		seven-years with an automatic renewal for an additional seven-year term
Transaction income during the period		$ 5,000,000	$ 5,000,000
Transaction payments received during the period		$ 4,800,000	4,800,000
Transaction, Consulting Agreement [Member] \| Director [Member]
Related Party Transaction [Line Items]
Related party transaction, date		Dec. 14, 2012
Transaction income during the period		$ 45,000	54,000
Expenses on transactions with related party		1,440,000	1,440,000
Transaction, Management Agreement [Member] \| Xtar [Member]
Related Party Transaction [Line Items]
Transaction payments received during the period		0	0
Amounts due under the transaction		6,700,000	6,800,000
Allowance for doubtful accounts receivable		6,600,000	6,600,000
Management fee charged as a percentage of revenue				3.70%
Annual Fee [Member] \| Transaction, Consulting Agreement [Member] \| Telesat Canada [Member]
Related Party Transaction [Line Items]
Transaction fee		5,000,000
Annual Fee [Member] \| Transaction Participation In Welfare Plans Administrative Fee [Member] \| Telesat Canada [Member]
Related Party Transaction [Line Items]
Transaction fee		100,000	$ 100,000
Monthly Fee [Member] \| Transaction, Consulting Agreement [Member] \| Director [Member]
Related Party Transaction [Line Items]
Transaction fee		$ 120,000
Years 2003 to 2006 [Member] \| Telesat Canada [Member] \| Brazil [Member]
Related Party Transaction [Line Items]
Tax assessment imposed audit				$ 900,000