Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues:
Site leasing	$ 1,360,202	$ 1,133,013	$ 846,094
Site development	166,794sbac_SiteDevelopment	171,853sbac_SiteDevelopment	107,990sbac_SiteDevelopment
Total revenues	1,526,996us-gaap_Revenues	1,304,866us-gaap_Revenues	954,084us-gaap_Revenues
Operating expenses:
Cost of site leasing	301,313	270,772	188,951
Cost of site development	127,172sbac_CostOfSiteDevelopment	137,481sbac_CostOfSiteDevelopment	90,556sbac_CostOfSiteDevelopment
Selling, general, and administrative	103,317	85,476	72,148
Acquisition related adjustment and expenses	7,798	19,198	40,433
Asset impairment and decommission costs	23,801	28,960	6,383
Depreciation, accretion, and amortization	627,072	533,334	408,467
Total operating expenses	1,190,473us-gaap_CostsAndExpenses	1,075,221us-gaap_CostsAndExpenses	806,938us-gaap_CostsAndExpenses
Operating income (loss)	336,523us-gaap_OperatingIncomeLoss	229,645us-gaap_OperatingIncomeLoss	147,146us-gaap_OperatingIncomeLoss
Other income (expense):
Interest income	677us-gaap_InvestmentIncomeInterest	1,794us-gaap_InvestmentIncomeInterest	1,128us-gaap_InvestmentIncomeInterest
Interest expense	(292,600)	(249,051)	(196,241)
Non-cash interest expense	(27,112)us-gaap_PaidInKindInterest	(49,085)us-gaap_PaidInKindInterest	(70,110)us-gaap_PaidInKindInterest
Amortization of deferred financing fees	(17,572)us-gaap_AmortizationOfFinancingCosts	(15,560)us-gaap_AmortizationOfFinancingCosts	(12,870)us-gaap_AmortizationOfFinancingCosts
Loss from extinguishment of debt, net	(26,204)	(6,099)	(51,799)
Other income, net	10,628us-gaap_OtherNonoperatingIncomeExpense	31,138us-gaap_OtherNonoperatingIncomeExpense	5,654us-gaap_OtherNonoperatingIncomeExpense
Total other expense, net	(352,183)us-gaap_NonoperatingIncomeExpense	(286,863)us-gaap_NonoperatingIncomeExpense	(324,238)us-gaap_NonoperatingIncomeExpense
Loss before provision for income taxes	(15,660)	(57,218)	(177,092)
(Provision) benefit for income taxes	(8,635)us-gaap_IncomeTaxExpenseBenefit	1,309us-gaap_IncomeTaxExpenseBenefit	(6,594)us-gaap_IncomeTaxExpenseBenefit
Net loss from continuing operations	(24,295)	(55,909)	(183,686)
Income from discontinued operations, net of income taxes			2,296
Net loss	(24,295)us-gaap_ProfitLoss	(55,909)us-gaap_ProfitLoss	(181,390)us-gaap_ProfitLoss
Net loss attributable to the noncontrolling interest			353
Net loss attributable to SBA Communications Corporation	$ (24,295)us-gaap_NetIncomeLoss	$ (55,909)us-gaap_NetIncomeLoss	$ (181,037)us-gaap_NetIncomeLoss
Basic and diluted per common share amounts:
Loss from continuing operations	$ (0.19)	$ (0.44)	$ (1.53)
Income from discontinued operations			$ 0.02
Net loss per common share	$ (0.19)us-gaap_EarningsPerShareBasicAndDiluted	$ (0.44)us-gaap_EarningsPerShareBasicAndDiluted	$ (1.51)us-gaap_EarningsPerShareBasicAndDiluted
Basic and diluted weighted average number of common shares	128,919	127,769	120,280

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The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.4)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 4

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 330

-SubTopic 10

-Section 30

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34747878&loc=d3e3636-108311

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).

+ References

No definition available.

+ Details

Name:	us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration