Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments - Additional Information (Detail)

v3.4.0.3
Derivative Financial Instruments - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2017
Dec. 31, 2015
Derivative [Line Items]        
Realized loss reclassified from accumulated other comprehensive loss to interest expense $ (1,197) $ (1,358)    
Fair value of interest rate swap agreements, liability 26,846     $ 15,343
Fair value of interest rate swap agreements, asset       $ 550
Net termination cost 26,800      
Interest Expense [Member]        
Derivative [Line Items]        
Realized loss reclassified from accumulated other comprehensive loss to interest expense 1,200 $ 1,400    
Scenario, Forecast [Member]        
Derivative [Line Items]        
Estimated payments to be made under interest rate swaps     $ 10,800  
Interest Rate Swap [Member]        
Derivative [Line Items]        
Notional amount of variable rate debt swapped 325,000      
Notional pre-issuance swap agreement $ 150,000      
Pre-Issuance Swap [Member]        
Derivative [Line Items]        
Debt issuance date May 31, 2016