Wireless Licenses and Goodwill (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Changes in Carrying Amount of Goodwill

The following table summarizes the changes in the carrying amount of the Company's goodwill during the years ended December 31, 2012 and December 31, 2011 (in thousands):

	Year Ended December 31,
	2012		2011
Beginning balance, January 1	$	31,886	$	31,094
Goodwill acquired	—		560
Goodwill resulting from final Pocket purchase price adjustments	—		232
Ending balance, December 31	$	31,886	$	31,886