SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Summary of Property and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Accounting Policies [Abstract]
Furniture, fixtures, and equipment	$ 200,215	$ 180,233
Buildings	110,056	79,981
Corporate aircraft	11,334	11,334
Leasehold improvements	28,178	25,545
Land	23,759	14,983
Construction in progress	5,597	1,612
Less accumulated depreciation	(188,265)	(161,217)
Net property and equipment	$ 190,874	$ 152,471