Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at December 31, 2015	$ (5,632)
Other comprehensive income (loss) before reclassifications	(3,873)
Amounts reclassified out of accumulated other comprehensive income (loss)	848
Other comprehensive income (loss)	(3,025)	$ (923)
Balance at March 31, 2016	(8,657)
Gains and Losses on Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at December 31, 2015	(5,638)
Other comprehensive income (loss) before reclassifications	(3,873)
Amounts reclassified out of accumulated other comprehensive income (loss)	848
Other comprehensive income (loss)	(3,025)
Balance at March 31, 2016	(8,663)
Defined Benefit Pension Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at December 31, 2015	6
Balance at March 31, 2016	$ 6