Schedule of Rollforward of Non-controlling Interest Balance (Detail) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Noncontrolling Interest [Line Items]
Noncontrolling interest beginning balance	$ 245,920
Decrease in non-controlling interest in Carrier Enterprise II	(17,463)
Net income attributable to non-controlling interest	7,587	$ 8,637
Foreign currency translation adjustment	831
Distributions to non-controlling interest	(6,798)
Noncontrolling interest ending balance	229,882
Non-controlling Interest
Noncontrolling Interest [Line Items]
Loss recorded in accumulated other comprehensive loss	(124)
Gain reclassified from accumulated other comprehensive loss into earnings	$ (71)

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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