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Accrued Expenses - Summary of Accrued Expenses (Detail) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Jul. 31, 2013
Accrued Expenses [Abstract]
Carrier minutes termination	$ 53,280	$ 50,687
Carrier network connectivity, toll-free and 800 services	7,896	11,462
Regulatory fees and taxes	43,293	38,602
Legal settlements	1,615	11,784
Compensation costs	15,612	12,836
Legal and professional fees	4,708	6,026
Other	16,124	14,035
TOTAL	$ 142,528	$ 145,432

Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References+ Details