Liberty Broadband Corporation Annual report pursuant to Section 13 and 15(d)

Income Taxes (Schedule of Income tax expense) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Deferred tax expense:
Federal taxes	$ 9,081	$ 9,267	$ 10,318
State taxes	948	1,690	1,770
Income Tax Expense (Benefit), Total	$ 10,029us-gaap_DeferredIncomeTaxExpenseBenefit	$ 10,957us-gaap_DeferredIncomeTaxExpenseBenefit	$ 12,088us-gaap_DeferredIncomeTaxExpenseBenefit

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.