Long-term Debt - Schedule of Maturities of Long-term Debt (Details) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2014
Debt Instrument
2015	$ 2,321
2016	6,840
2017	13,502
2018	7,889
2019	22,937
Thereafter	224,932
Total long-term debt	278,421
98.7FM Non-recourse debt \| Two Thousand Fourteen Credit Agreement
Debt Instrument
2015	2,321
2016	4,990
2017	5,453
2018	6,039
2019	6,587
Thereafter	47,332
Total long-term debt	72,722
Digonex Non-recourse debt
Debt Instrument
2015	0
2016	0
2017	6,199
2018	0
2019	0
Thereafter	0
Total long-term debt	6,199
Revolver \| Two Thousand Fourteen Credit Agreement
Debt Instrument
2015	0
2016	0
2017	0
2018	0
2019	14,500
Thereafter	0
Total long-term debt	14,500
Term Loan \| Two Thousand Fourteen Credit Agreement
Debt Instrument
2015	0
2016	1,850
2017	1,850
2018	1,850
2019	1,850
Thereafter	177,600
Total long-term debt	$ 185,000

Long-term Debt, Maturities, Repayments of Principal

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 3

-Subparagraph (SX 210.12-04.(a))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 3

-Subparagraph (SX 210.12-04.(a))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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