Quarterly report pursuant to Section 13 or 15(d)

Restatement of Previously Issued Consolidated Financial Statements - Schedule of Effect of Correction and Other Adjustments on Previously Reported Consolidated Balance Sheet (Detail)

v3.6.0.2
Restatement of Previously Issued Consolidated Financial Statements - Schedule of Effect of Correction and Other Adjustments on Previously Reported Consolidated Balance Sheet (Detail) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Sep. 30, 2015
Error Corrections and Prior Period Adjustments Restatement [Line Items]      
Accounts receivable, net $ 12,216 $ 12,622 $ 12,796
Total current assets 19,356 18,960 18,768
Deferred income taxes 12,022 12,128 13,255
Total assets 97,088 95,357 93,300
Retained deficit (40,670) (40,920) (42,445)
Total stockholders' equity 50,979 50,320 48,521
Total liabilities and stockholders' equity $ 97,088 $ 95,357 93,300
As Previously Reported [Member]      
Error Corrections and Prior Period Adjustments Restatement [Line Items]      
Accounts receivable, net     13,584
Total current assets     19,556
Deferred income taxes     12,944
Total assets     93,777
Retained deficit     (41,968)
Total stockholders' equity     48,998
Total liabilities and stockholders' equity     93,777
Adjustment [Member]      
Error Corrections and Prior Period Adjustments Restatement [Line Items]      
Accounts receivable, net     (788)
Total current assets     (788)
Deferred income taxes     311
Total assets     (477)
Retained deficit     (477)
Total stockholders' equity     (477)
Total liabilities and stockholders' equity     $ (477)