Income Taxes - Additional Information (Detail) (USD $)	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Income Taxes [Line Items]
Deferred Tax Assets Net	$ 773,994,000		$ 761,768,000
Income Tax Examination Minimum Likelihood Of Tax Benefits Being Realized Upon Ultimate Settlement	50.00%
Unrecognized Tax Benefits Interest On Income Taxes Accrued	3,800,000		3,600,000
Unrecognized Tax Benefits That Would Impact Effective Tax Rate	12,400,000		11,900,000
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Amount Of Unrecorded Benefit	7,700,000
Unrecognized Tax Benefits Current Interest On Income Taxes Accrued	200,000		1,400,000
Income Tax Expense Benefit	23,264,000	(56,877,000)
Deferred Tax Liabilities	149,514,000		135,082,000
Other Liabilities Member
Income Taxes [Line Items]
Deferred Tax Liabilities	32,000,000		2,000,000
PUERTO RICO
Income Taxes [Line Items]
Marginal Income Tax Rate	39.00%		30.00%
Deferred Tax Assets Net	773,000,000
Income Tax Expense Benefit	$ 23,264,000	$ (56,877,000)