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 Statement of Operations (Detail)

v3.6.0.2
Restatement of Previously Issued Consolidated Financial Statements - Schedule of Effect of Correction and Other Adjustments on Previously Reported Consolidated Statement of Operations (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Net revenues:        
Rentals $ 14,640 $ 16,468 $ 47,370 $ 46,816
Net revenues 17,226 18,311 53,643 51,799
Gross profit 10,389 12,877 34,089 36,413
Operating income 576 2,330 1,428 4,792
Income (loss) before income taxes 186 1,945 433 1,768
Income tax (expense) benefit (130) (807) (183) (508)
Net income (loss) $ 56 $ 1,138 $ 250 $ 1,260
Net income (loss) per share:        
Basic $ 0.00 $ 0.05 $ 0.01 $ 0.06
Diluted $ 0.00 $ 0.05 $ 0.01 $ 0.06
As Previously Reported [Member]        
Net revenues:        
Rentals   $ 16,849   $ 47,604
Net revenues   18,692   52,587
Gross profit   13,258   37,201
Operating income   2,711   5,580
Income (loss) before income taxes   2,326   2,556
Income tax (expense) benefit   (957)   (819)
Net income (loss)   $ 1,369   $ 1,737
Net income (loss) per share:        
Basic   $ 0.06   $ 0.08
Diluted   $ 0.06   $ 0.08
Adjustment [Member]        
Net revenues:        
Rentals   $ (381)   $ (788)
Net revenues   (381)   (788)
Gross profit   (381)   (788)
Operating income   (381)   (788)
Income (loss) before income taxes   (381)   (788)
Income tax (expense) benefit   150   311
Net income (loss)   $ (231)   $ (477)
Net income (loss) per share:        
Basic   $ (0.01)   $ (0.02)
Diluted   $ (0.01)   $ (0.02)