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Senior Credit Facility - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 0 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 19, 2011 | Feb. 01, 2014
Revolving Credit Facility Before Amendment [Member] |  |
Line of Credit Facility [Line Items] |  |
Line of credit facility maximum borrowing capacity | $ 45 |
Revolving Credit Facility [Member] |  |
Line of Credit Facility [Line Items] |  |
Line of credit facility maximum borrowing capacity | 50 |
Extension of Company's senior secured revolving credit facility |  | 2016-08
Interest rate on borrowings |  | Borrowings under the facility bear interest at an annual rate equal to LIBOR plus a margin ranging from 175 to 225 basis points with no LIBOR floor. Additionally, a fee of 0.375% per annum is assessed on the unused portion of the facility
Percentage of fee on unused portion of the facility | 0.375% |
Outstanding borrowings under the credit facility |  | 0
Available borrowing capacity of line of credit facility |  | $ 32.5
Revolving Credit Facility [Member] | Minimum [Member] |  |
Line of Credit Facility [Line Items] |  |
Interest at an annual rate equal to LIBOR plus a margin range | 1.75% |
Revolving Credit Facility [Member] | Maximum [Member] |  |
Line of Credit Facility [Line Items] |  |
Interest at an annual rate equal to LIBOR plus a margin range | 2.25% |

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- Definition Line of credit facility maturity month and year. + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Amount borrowed under the credit facility as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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Balance Type: | credit
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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Balance Type: | credit
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- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
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