Annual report pursuant to Section 13 and 15(d)

Earnings per Share of Common Stock - Basic and Diluted Loss Per Share of Common Stock (Detail)

v3.10.0.1
Earnings per Share of Common Stock - Basic and Diluted Loss Per Share of Common Stock (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Calculation of basic (loss) earnings per share of common stock:                      
Net income (loss) available (attributable) to common stockholders $ (331) $ (170) $ (317) $ 1,791 $ (4,265) $ (384) $ (2,025) $ 1,735 $ 973 $ (4,939) $ (3,698)
Denominator for basic weighted average shares of common stock (in shares)                 28,675,934 26,358,237 23,193,962
Basic loss per share of common stock (in dollars per share)                 $ 0.03 $ (0.19) $ (0.16)
Calculation of diluted (loss) earnings per share of common stock:                      
Net income (loss) available (attributable) to common stockholders $ (331) $ (170) $ (317) $ 1,791 $ (4,265) $ (384) $ (2,025) $ 1,735 $ 973 $ (4,939) $ (3,698)
Net loss attributable to common stockholders plus assumed conversions                 $ 973 $ (4,939) $ (3,698)
Denominator for basic weighted average shares of common stock (in shares)                 28,675,934 26,358,237 23,193,962
Effect of convertible senior common stock (in shares)                 0 0 0
Denominator for diluted weighted average shares of common stock (in shares)                 28,675,934 26,358,237 23,193,962
Diluted loss per share of common stock (in dollars per share)                 $ 0.03 $ (0.19) $ (0.16)