Accounts Receivable and Allowance for Doubtful Receivables (Tables)

6 Months Ended

Aug. 31, 2013

Receivables [Abstract]

Allowance for Doubtful Receivables

The following table presents the activity in the Company’s allowance for doubtful receivables for the three and six months ended August 31, 2013 and August 31, 2012 (in thousands):

	Three months ended						Six months ended
	August 31,						August 31,
	2013			2012			2013			2012
Balance at beginning of period	$	2,707		$	4,479		$	3,952		$	4,403
Bad debt expense		1,099			—			2,198			287
Recoveries		14			13			19			19
Accounts written off		(72	)		(82	)		(2,421	)		(299	)
Balance at end of period	$	3,748		$	4,410		$	3,748		$	4,410