Supplemental Financial Statement Information - Property, Plant and Equipment (Details) - Successor Company - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Land	$ 3,230	$ 2,655
Building and leasehold improvements	13,956	11,765
Network equipment, communication towers and network software	613,537	492,814
Software, office equipment, furniture and fixtures and other	85,334	65,747
Less: Accumulated depreciation	138,083	59,987
Property, plant and equipment, gross	577,974	512,994
Construction in progress	30,582	42,029
Property, plant and equipment, net	$ 608,556	$ 555,023