Change of Control Threshold.

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- Definition

Represents a (noncash) issuance of additional equity interests to the parent by a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.

+ Details

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- Definition

Debt Instrument Aggregate Principal Amount For Calculation of Priority Debt Borrowings Allowed.

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- Definition

Debt Instrument Cash Flow Multiple For Calculation of Total Debt Borrowings Allowed After 2011.

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- Definition

Debt Instrument Cash Flow Multiple For Calculation of Total Debt Borrowings Allowed Through 2011.

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- Definition

Debt Instrument Cash Flow Multiple For Priority Debt Borrowings Allowed.

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- Definition

Debt Instrument Convertible Base Convsersion Ratio.

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- Definition

The basis of the ratio applied to the debt for purposes of determining the number of shares of the equity security into which the debt will be converted.

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- Definition

Debt Instrument Convertible Conversion Price Calculation Basis Points Over Treasury Rate.

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- Definition

Debt Instrument Convertible Conversion Price Premium Calculation Principal Amount Included in Calculation.

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- Definition

The ratio applied to the debt for purposes of determining the incremental number of shares of the equity security into which the debt will be converted if the stock price exceeds the defined threshold.

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- Definition

The minimum amount of consideration of a merger or consolidation consisting of shares of common stock traded on NYSE, ASE or NASDAQ which would require the Company to repurchase the outstanding notes in cash.

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- Definition

Debt Instrument Convertible Required Repurchase Percent of Principal.

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- Definition

The minimum percentage of the total voting power of all of Leap's capital stock entitled to vote in the election of directors which, if acquired by any person, would require the Company to repurchase the outstanding notes in cash.

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- Definition

Debt Instrument Debt Discount.

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- Definition

Debt Instrument Debt Issuance Price.

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- Definition

Debt Instrument Maximum Redemption Percentage.

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Debt Instrument Redemption Price Percentage of Principal.

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Debt Instrument, Redemption Price Prior to Maturity.

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- Definition

Aggregate Principal Amount of Debt Allowed Under Guarantee.

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- Definition

Long Term Debt, Interest Penalty if Registration Statement Not Filed, Each Subsequent 90 Day Period.

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- Definition

Long Term Debt, Interest Penalty if Registration Statement Not Filed, First 90 Day Period.

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- Definition

Long Term Debt, Interest Penalty if Registration Statement Not Filed, Maximum per Annum.

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- Definition

Amount of the total principal payments made during the annual reporting period.

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

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- Definition

Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

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-SubTopic 20

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Interest rate stated in the contractual debt agreement.

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When presenting a range of interest rates, the highest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date.

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When presenting a range of interest rates, the lowest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date.

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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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The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

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Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date. May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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Total of the portions of the carrying amounts as of the balance sheet date of long-term debt, which may include notes payable, bonds payable, debentures, mortgage loans, and commercial paper, which are scheduled to be repaid within one year or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year (current maturities) or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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-Name Accounting Standards Codification

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Long-Term Debt (Details) (USD $)	9 Months Ended
Long-Term Debt (Details) (USD $)	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Debt Instrument [Line Items]
Long-term Debt	$ 3,227,356,000		$ 2,840,570,000
Long-term Debt, Current Maturities	(8,500,000)		(8,500,000)
Long-term debt, excluding current maturities	3,218,856,000		2,832,070,000
Repayments of Long-term Debt	15,089,000	6,000,000
Redemption Period One [Member] \| Secured Debt [Member] \| Senior Notes Due In 2016 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	100.00%
Redemption Period One [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2015 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	100.00%
Redemption Period One [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2020 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	100.00%
Redemption Period Two [Member] \| Secured Debt [Member] \| Senior Notes Due In 2016 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	105.813%
Redemption Period Two [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2015 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	105.00%
Redemption Period Two [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2020 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	103.875%
Redemption Period Three [Member] \| Secured Debt [Member] \| Senior Notes Due In 2016 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	103.875%
Redemption Period Three [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2015 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	102.50%
Redemption Period Three [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2020 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	102.583%
Redemption Period Four [Member] \| Secured Debt [Member] \| Senior Notes Due In 2016 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	101.938%
Redemption Period Four [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2020 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	101.292%
Redemption Period Thereafter [Member] \| Secured Debt [Member] \| Senior Notes Due In 2016 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	100.00%
Redemption Period Thereafter [Member] \| Unsecured Debt [Member] \| Senior Notes Due In 2015 [Member]
Debt Instrument [Line Items]
Debt Instrument Redemption Price Percentage of Principal	100.00%
Secured Debt [Member] \| Senior Notes Due In 2016 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	1,100,000,000		1,100,000,000
Debt Instrument, Unamortized Discount	(30,985,000)		(34,962,000)
Long Term Debt, Aggregate Principal Amount of Debt Allowed Under Guarantee	1,500,000,000
Debt Instrument Cash Flow Multiple For Calculation of Total Debt Borrowings Allowed Through 2011	3
Debt Instrument Cash Flow Multiple For Calculation of Total Debt Borrowings Allowed After 2011	2.5
Debt Instrument Cash Flow Multiple For Priority Debt Borrowings Allowed	0.30
Debt Instrument Aggregate Principal Amount For Calculation of Priority Debt Borrowings Allowed	300,000,000
Debt Instrument, Interest Rate, Stated Percentage	7.75%
Debt Instrument Debt Issuance Price	96.134%
Debt Instrument Debt Discount	42,500,000
Debt Instrument, Interest Rate, Effective Percentage	7.97%
Debt Instrument Maximum Redemption Percentage	35.00%
Debt Instrument, Redemption Price Prior to Maturity	107.75%
Debt Instrument Redemption Price Percentage of Principal	101.00%
Change of Control Threshold	35.00%
Debt Instrument Convertible Conversion Price Premium Calculation Principal Amount Included in Calculation	1.00%
Debt Instrument Convertible Conversion Price Calculation Basis Points Over Treasury Rate	50
Convertible Debt [Member] \| Senior Notes Due in 2014 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	250,000,000		250,000,000
Unsecured Debt [Member] \| Senior Notes [Member] \| Cricket Communications [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	1,900,000,000
Unsecured Debt [Member] \| Unsecured Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	1,900,000,000
Unsecured Debt [Member] \| Senior Notes Due In 2015 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	300,000,000		300,000,000
Debt Instrument Convertible Required Repurchase Percent of Principal	101.00%
Debt Instrument, Interest Rate, Stated Percentage	10.00%
Change of Control Threshold	35.00%
Debt Instrument Convertible Conversion Price Premium Calculation Principal Amount Included in Calculation	1.00%
Debt Instrument Convertible Conversion Price Calculation Basis Points Over Treasury Rate	50
Unsecured Debt [Member] \| Senior Notes Due In 2020 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	1,600,000,000		1,200,000,000
Debt Instrument, Unamortized Discount	(22,070,000)		(19,968,000)
Debt Instrument, Interest Rate, Stated Percentage	7.75%
Debt Instrument Maximum Redemption Percentage	35.00%
Debt Instrument, Redemption Price Prior to Maturity	107.75%
Debt Instrument Redemption Price Percentage of Principal	101.00%
Change of Control Threshold	35.00%
Debt Instrument Convertible Conversion Price Premium Calculation Principal Amount Included in Calculation	1.00%
Debt Instrument Convertible Conversion Price Calculation Basis Points Over Treasury Rate	50
Unsecured Debt [Member] \| Senior Notes Due in 2020 First Tranche [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross			1,200,000,000
Debt Instrument Debt Issuance Price	98.323%
Debt Instrument Debt Discount	20,100,000
Debt Instrument, Interest Rate, Effective Percentage	7.87%
Unsecured Debt [Member] \| Senior Notes Due in 2020 Second Tranche [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	400,000,000
Debt Instrument Debt Issuance Price	99.193%
Debt Instrument Debt Discount	3,200,000
Debt Instrument, Interest Rate, Effective Percentage	7.81%
Long Term Debt, Interest Penalty if Registration Statement Not Filed, First 90 Day Period	0.50%
Long Term Debt, Interest Penalty if Registration Statement Not Filed, Each Subsequent 90 Day Period	0.50%
Long Term Debt, Interest Penalty if Registration Statement Not Filed, Maximum per Annum	1.50%
Unsecured Debt [Member] \| Senior Notes Due in 2014 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	250,000,000
Debt Instrument, Convertible, Conversion Price	$ 93.21
Debt Instrument Convertible Base Convsersion Ratio	10.7290
Debt Instrument Convertible Incremental Conversion Ratio	8.3150
Debt Instrument Convertible Basis of Conversion Ratio	1,000
Debt Instrument Convertible Required Repurchase Percent of Principal	100.00%
Debt Instrument Convertible Required Repurchase Voting Power Percentage	50.00%
Debt Instrument Convertible Required Repurchase Merger Consideration in Shares	90.00%
Debt Instrument, Interest Rate, Stated Percentage	4.50%
Promissory Note [Member] \| Non Negotiable Promissory Notes Due in 2015 [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	30,411,000		45,500,000
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum	5.00%
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum	8.30%
Debt Instrument, Annual Principal Payment	8,500,000
Repayments of Long-term Debt	15,100,000
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent	17.50%
Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 3,000,000,000
Denali [Member]
Debt Instrument [Line Items]
Noncontrolling Interest - Ownership Percentage by Parent		82.50%