Stockholders' Equity - Gains (Losses) Reclassified Out of AOCI (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Interest Expense [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of interest rate hedge	$ 939
Operating Expenses Other [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of interest rate hedge	$ 1,563