CoNSolIdATEd STATEMENTS oF SToCkholdERS’ EQUITy  (IN ThoUSANdS) years ended December 31, 2014, 2013 and 2012 additional non- total  common Stock  Paid-in  retained  controlling  Stockholders’ Shares amount capital earnings interests equity balance at december 31, 2011  6,555  $ 66  $ 18,186 $ 43,059  $ 674  $ 61,985 share-based compensation  62  —  860  —  —  860 exercise of stock options net  of shares presented for exercise  133  1  364  —  —  365 net share settlement of restricted stock units and stock option tax withholding  —  —  (672)  —  —  (672) excess tax benefits on share-based compensation  —  —  831  —  —  831 net income   —  —  —  10,895  —  10,895 Distribution to non-controlling interests  —  —  —  —  (674)  (674) Investment in United Development Company Limited (note 7)  —  —  (330)  —  —  (330)  balance at december 31, 2012  6,750  $ 67  $ 19,239  $ 53,954  $ —  $ 73,260 share-based compensation   38 1 923 —  —  924  exercise of stock options net  of shares presented for exercise   113 1 190 —  —  191  net share settlement of restricted stock  unit and stock option tax withholding  —  — (879)  —  — (879) excess tax benefits on share-based compensation  —  —  818 —  —  818  net income  —  —  —  11,276 —  11,276  balance at december 31, 2013   6,901 $ 69 $ 20,291 $ 65,230  $ —  $ 85,590  share-based compensation   20 1 1,118 —  —  1,119  exercise of stock options net  of shares presented for exercise   148 1 335 —  —  336  net share settlement of restricted stock  unit and stock option tax withholding  —  — (831)  —  — (831) excess tax benefits on share-based compensation  —  —  1,219 —  —  1,219  net income  —  —  —  7,559 —  7,559  balance at december 31, 2014   7,069 $ 71 $ 22,132 $ 72,789  $ —  $ 94,992  the accompanying notes are an integral part of these consolidated financial statements. 19