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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
May 31, 2014
May 31, 2013
Accounts receivable, allowance $ 1,200 $ 900
Customer based intangible assets, accumulated amortization 11,915 9,446
Other non-current assets, accumulated amortization $ 5,494 $ 4,222
Preferred stock, par value $ 1.00 $ 1.00
Preferred stock, shares authorized 100,000 100,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.16 $ 0.16
Common stock, shares authorized 60,000,000 60,000,000
Common stock, shares issued 36,732,313 36,084,021
Common stock, shares outstanding 36,732,313 36,084,021