Annual report pursuant to Section 13 and 15(d)

Reconciliation of Tax Computed at Statutory Federal Rate to Income Tax Expense in Statements of Operations (Detail)

v3.3.1.900
Reconciliation of Tax Computed at Statutory Federal Rate to Income Tax Expense in Statements of Operations (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Schedule of Effective Tax Rate Reconciliation [Line Items]      
Tax benefit at statutory federal rate $ (810) $ (3,988) $ (5,719)
Deferred state tax benefit 5 (383) (258)
Change in valuation allowance 371 4,982 (10,446)
Tax benefit of acquisition   (6,550)  
Adjustment to net operating loss carryforwards (482) (120) 13,828
Non-deductible expenses 1,060 160 $ 2,595
Impact of rate change $ (144) (651)  
Income tax benefit   $ (6,550)  
Tax benefit at statutory federal rate (34.00%) (34.00%) (34.00%)
Deferred state tax benefit 0.20% (3.30%) (1.50%)
Change in valuation allowance 16.20% 42.50% (62.10%)
Tax benefit of acquisition   (55.80%)  
Adjustment to net operating loss carryforwards (21.10%) (1.00%) 82.20%
Non-deductible expenses 45.00% 1.40% 15.40%
Impact of rate change (6.30%) (5.60%)  
Income tax benefit   (55.80%)