Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliation of Income Tax Benefit Computed at Federal Statutory Tax Rate to Actual Income Tax (Benefit) Expense (Detail)

v3.6.0.2
Income Taxes - Reconciliation of Income Tax Benefit Computed at Federal Statutory Tax Rate to Actual Income Tax (Benefit) Expense (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]      
Expense derived by applying the Federal income tax rate to income (loss) before income taxes $ 9,620 $ (4,572) $ (5,813)
State income tax, net of federal benefit 735 561 (177)
Foreign income tax (922) (813) (477)
Benefit of assets not previously recognized 0 0 (516)
Nondeductible expenses 545 418 454
Fair value adjustment on stock acquisition 150 (52) (28)
Stock-based expense 285 209 223
Reduction in available Federal NOL 255 350 0
Other 168 53 1
Total income tax benefit $ 10,836 $ (3,846) $ (6,333)