Sirius XM Holdings Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details Textual)

Stockholders' Equity (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended					3 Months Ended	12 Months Ended							12 Months Ended				1 Months Ended		1 Months Ended	12 Months Ended
	Dec. 31, 2012	Oct. 31, 2011	Apr. 30, 2009	Jul. 31, 2008	Jan. 31, 2004	Sep. 30, 2009	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2010 Series A Preferred Stock [Member]	Dec. 31, 2012 Series A Preferred Stock [Member]	Dec. 31, 2011 Series A Preferred Stock [Member]	Dec. 31, 2009 Series A Preferred Stock [Member]	Dec. 31, 2012 Series B Preferred Stock [Member]	Dec. 31, 2011 Series B Preferred Stock [Member]	Dec. 31, 2010 Series B Preferred Stock [Member]	Dec. 31, 2009 Series B Preferred Stock [Member]	Sep. 30, 2012 Liberty Media [Member] Series B Preferred Stock [Member]	Mar. 31, 2009 Liberty Media [Member] Series B Preferred Stock [Member]	Sep. 30, 2012 Liberty Media [Member] Common Stock [Member]	Dec. 31, 2012 Common Stock [Member]	Dec. 31, 2010 Common Stock [Member]	Dec. 31, 2011 Common Stock [Member]	Dec. 31, 2009 Common Stock [Member]
Additional Stockholder's Equity (Textual) [Abstract]
Common stock, par value (in dollars per share)	$ 0.001						$ 0.001	$ 0.001
Common stock, shares authorized	9,000,000,000						9,000,000,000	9,000,000,000
Shares, issued										0	0	0	24,808,959	6,250,100	12,500,000	12,500,000	12,500,000				5,262,440,085	3,933,195,112	3,753,201,929	3,882,659,087
Common stock, shares outstanding	5,262,440,085						5,262,440,085	3,753,201,929
Common stock reserved for issuance	1,885,629,000						1,885,629,000
Number of common shares exchanged under share lending agreements (in shares)				262,400,000
Exchange fee per common share for loaned shares (in dollars per share)				$ 0.001
Number of share common shares returned on common stock borrowed (in shares)		202,400,000				60,000,000
Amortization of costs related to share-lending arrangement and other issuance costs							$ 12,402	$ 11,189	$ 10,095
Unamortized, debt issuance costs	27,652						27,652	40,054
Unamortized, debt issuance costs recorded in deferred financing fees, net	27,099						27,099	39,253
Unamortized, debt issuance costs recorded in long-term related party assets	553						553	801
Service agreement, contract term with sports programming provider					7 years
Common stock delivered under seven agreement with programming provider (in shares)					15,173,070
Value of common stock delivered under agreement with sports programming provider					40,967
Share-based payment expense related to seven year agreement with sports programming provider								1,568	5,852
Remaining value of common stock included in other current assets								0
Dividends declared (in dollars per share)							$ 0.05
Dividends paid							327,062	0	0
Stock repurchase program, authorized amount	$ 2,000,000
Preferred stock, par value (in dollars per share)	$ 0.001						$ 0.001	$ 0.001
Undesignated preferred stock, shares authorized	50,000,000						50,000,000	50,000,000
Preferred stock, shares issued											0	0		6,250,100	12,500,000				12,500,000
Preferred stock, shares outstanding											0	0		6,250,100	12,500,000
Number of shares of common stock into which Series B Preferred Stock is convertible (in shares)										(24,808,959)				(6,249,900)				6,249,900		1,293,467,684	1,293,467,684	24,808,959
The rate Series B Preferred Stock is convertible into shares of our common stock (in shares)														206.9581409
Percentage of shares Liberty Media would own of our common stock after conversion of Series B Preferred Stock														20.00%
Number of outstanding warrants to acquire common stock (in shares)	18,455,000						18,455,000	22,506,000
Average exercise price	2.55						2.55	2.63
The Rights Plan is intended to act as a deterrent to any person or group acquiring this percentage or more of our outstanding common stock			4.90%