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Income Taxes - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
 6 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Mar. 31, 2014
Federal
Mar. 31, 2014
New York
Mar. 31, 2014
Connecticut
Mar. 31, 2014
Pennsylvania
Mar. 31, 2014
New Jersey
Dec. 31, 2013
Minimum
Dec. 31, 2013
Maximum
Income Tax Disclosure [Abstract]                  
Net operating loss carryforward   $ 8.3              
Annual limitation of federal NOLs               1.0 2.2
Expiration date of net operating loss carryforward               Dec. 31, 2018 Dec. 31, 2024
Unrecognized income tax benefit 0.8                
Unrecognized income tax benefit related accrued interest and penalties $ 0.1                
Number of years for examination     Four Four Four Four Five