Reclassifications Out of Accumulated Other Comprehensive Income (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain on deconsolidation of subsidiaries, net			$ (1,819)	$ 23,109
Total reclassifications	0	0	1,819	(23,109)
Reclassification out of Accumulated Other Comprehensive Income | Foreign Currency Translation Adjustments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain on deconsolidation of subsidiaries, net			1,819
Loss from discontinued operations, net of tax				$ (23,109)