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Subsequent Events - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
0 Months Ended | 0 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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Oct. 29, 2014
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Jul. 18, 2007
Revolving Credit Facility
Amendment Agreement
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Nov. 13, 2014
Subsequent Event
Term
sqft
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Nov. 13, 2014
Subsequent Event
sqft
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Nov. 21, 2014
Subsequent Event
Revolving Credit Facility
Amended and Restated Credit Agreement
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Dec. 04, 2014
Subsequent Event
Revolving Credit Facility
Amended and Restated Credit Agreement
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Nov. 21, 2014
Subsequent Event
Revolving Credit Facility
Amended and Restated Credit Agreement
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Dec. 04, 2014
Subsequent Event
Revolving Credit Facility
Amended and Restated Credit Agreement
Unused lines of Credit
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Nov. 21, 2014
Subsequent Event
Revolving Credit Facility
Amended and Restated Credit Agreement
Letter of Credit
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Nov. 21, 2014
Subsequent Event
Revolving Credit Facility
Amended and Restated Credit Agreement
Swingline Loan
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| Subsequent Event [Line Items] | ||||||||||
| Office space | 137,615 | |||||||||
| Lease commencement date | Jan. 01, 2016 | |||||||||
| Lease termination period | 10 years 6 months | |||||||||
| Number of successive periods of five years terms | 2 | |||||||||
| Lease extension period | 5 years | |||||||||
| Expected lease payments for fiscal year ended April 30, 2016 | $ 0.3 | |||||||||
| Expected lease payments for fiscal year ended April 30, 2017 | 3.8 | |||||||||
| Expected lease payments for fiscal year ended April 30, 2018 | 3.8 | |||||||||
| Expected lease payments for fiscal year ended April 30, 2019 | 3.9 | |||||||||
| Expected lease payments for fiscal year ended April 30, 2020 | 4.0 | |||||||||
| Expected lease payments for fiscal years ended April 30th thereafter | 25.9 | |||||||||
| Revolving line of credit with a borrowing capacity | 30.0 | 70.0 | 15.0 | 3.0 | ||||||
| Loan and security agreement, maturity date | Nov. 21, 2017 | |||||||||
| Interest above daily adjusting LIBOR rate | 3.50% | |||||||||
| Letters of credit drawn | 1.0 | 8.0 | ||||||||
| Unused revolving line of credit | 3.1 | |||||||||
| Revolving line of credit drawn | 57.0 | |||||||||
| Repayment of revolving line of credit | $ 27.0 | |||||||||