Net Deferred Tax Asset (Liability) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Deferred tax assets:
Net operating loss and capital loss carryforward – 382 limited	$ 74,220	$ 97,760
Net operating loss carryforward – not 382 limited	34,774	35,811
State net operating loss carryforward, net		4,345
Capital loss carryforward – not 382 limited	23,106	44,806
Company basis difference	25,176	18,958
Reserves and accruals	291	5,563
Equity-based compensation expense	5,369	9,196
AMT and other credits		582
Other, net	1,302	1,348
Total deferred tax assets	164,238	218,369
Valuation allowance	(150,408)	(162,283)
Deferred tax asset	13,830	56,086
Deferred tax liabilities:
Intangible assets	(13,830)	(25,968)
Total deferred tax liabilities	(13,830)	(25,968)
Total net deferred tax assets		$ 30,118