Annual report pursuant to Section 13 and 15(d)

UNAUDITED QUARTERLY FINANCIAL DATA (Details)

v3.7.0.1
UNAUDITED QUARTERLY FINANCIAL DATA (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Sep. 30, 2016
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2015
Quarterly Financial Information Disclosure [Abstract]                        
Revenue $ 120,835 $ 133,484 $ 134,742 $ 116,284 $ 120,029 $ 128,048 $ 117,025 $ 110,856   $ 505,345 $ 475,958 $ 553,095
Gross margin 52,050 55,002 55,726 50,646 54,291 56,175 46,114 46,460 $ 106,372 213,424 203,041 245,009
Net income (loss) $ 1,913 $ 5,006 $ 4,072 $ (3,520) $ (52,884) $ (821) $ (11,430) $ (11,260) $ 552 $ 3,645 $ (76,394) $ 17,083
Basic and Diluted net income (loss) per share (in dollars per share) $ (0.06) $ 0.15 $ 0.12 $ (0.11) $ (1.59) $ (0.02) $ (0.35) $ (0.35)