Property and Equipment, Net - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Property Plant And Equipment [Abstract]
Depreciation expense		$ 191,500	$ 174,700	$ 169,000
Accelerated depreciation related to the disposal of the lifting floors	$ 33,700