Other Long-Term Liabilities (Tables)

12 Months Ended

Dec. 31, 2014

Other Liabilities Noncurrent [Abstract]

Schedule of Other Long-Term Liabilities

Other long-term liabilities consisted of the following for the periods presented:

	December 31, 2014		December 31, 2013
	(in millions)
Unrecognized tax benefits (1)	$	68	$	38
Construction liabilities (2)		67		8
Other (3)		19		6
Total other long-term liabilities	$	154	$	52

(1) See “Note 9—Income Taxes” for additional information on our unrecognized tax benefits. Amount includes accrued interest related to this liability.

(2) We capitalize construction in progress and record a corresponding long-term liability for build-to-suit lease agreements where we are considered the owner during the construction period for accounting purposes only.  Refer to “Note 12 – Commitments and Contingencies,” for additional information on our future corporate headquarters lease.

(3) Amounts primarily consist of long term deferred rent balances related to operating leases for office space.