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INCOME TAXES - Narrative (Detail) - USD ($)
$ in Thousands
 8 Months Ended 12 Months Ended
Dec. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Apr. 30, 2014
Income Tax Disclosure [Abstract]        
Income tax settlement amount     $ 180  
Tax paid for income tax settlement     168  
Interest paid for income tax settlement     $ 12  
Potential cumulative liability (less than)     8.00%  
Net operating loss carryforwards   $ 98,735    
State net operating loss carryforwards expiry period   110,486    
Alternative minimum tax credit carryforwards   3,804 $ 3,766  
General business tax credit carryforwards   4,433 3,379  
Valuation allowance $ 2,581 4,582 5,886  
Tax from settlement     168  
Settlements   0 (168)  
Unrecognized tax benefit net of federal benefit on state issue   9 279  
Unrecognized tax benefits   3    
Uncertain tax positions, accrued interest 143 5 92 $ 116
Uncertain tax positions, penalties 8 4 8 8
Accrued income tax expense $ 26 $ (91) $ (51) $ 40