Annual report pursuant to Section 13 and 15(d)

SHARE REPURCHASES, TREASURY STOCK AND NON-CONTROLLING INTEREST - Non-Controlling Interest (Details)

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SHARE REPURCHASES, TREASURY STOCK AND NON-CONTROLLING INTEREST - Non-Controlling Interest (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Oct. 04, 2014
Jan. 31, 2015
Non-Controlling Interest    
Interest purchased from minority interest holders (as a percent) 14.00% 14.00%
Increase in capital in excess of par due to purchase of non-controlling interest   $ 7,249
Cash consideration paid to former minority interest holders   $ 6,651