Credit Facility - February 2015 Amended Credit Facility (Details)
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1 Months Ended |
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Feb. 28, 2015
USD ($)
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Dec. 31, 2015
USD ($)
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| Letter of Credit |
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| Line of Credit Facility [Line Items] |
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| Revolving credit facility |
$ 10,000,000
|
|
| Third Amended Credit Facility |
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| Line of Credit Facility [Line Items] |
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| Revolving credit facility |
35,000,000
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| Increase in revolving credit facility (up to) |
15,000,000.0
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| Aggregate maximum of revolving credit facility |
$ 50,000,000
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| Adjusted quick ratio (at least) |
1.5
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| Maximum consolidated leverage ratio, upper end of the range |
3.00
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| Maximum consolidated leverage ratio, lower end of the range |
2.50
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| Fixed charge coverage ratio (at least) |
1.25
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| Outstanding amount under the credit facility |
|
$ 0
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| Amount available under the credit facility |
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30,400,000
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| Letters of credit outstanding under the subfacility |
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$ 4,600,000
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| Third Amended Credit Facility | Minimum |
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| Line of Credit Facility [Line Items] |
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| Unused revolving line facility fee (as a percent) |
0.00%
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| Third Amended Credit Facility | Maximum |
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| Line of Credit Facility [Line Items] |
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| Unused revolving line facility fee (as a percent) |
0.20%
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| Third Amended Credit Facility | Prime Rate | Minimum |
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| Line of Credit Facility [Line Items] |
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| Interest rate |
(0.25%)
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| Third Amended Credit Facility | Prime Rate | Maximum |
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| Line of Credit Facility [Line Items] |
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| Interest rate |
0.50%
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| Third Amended Credit Facility | London Interbank Offered Rate (LIBOR) | Minimum |
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| Line of Credit Facility [Line Items] |
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| Interest rate |
1.75%
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| Third Amended Credit Facility | London Interbank Offered Rate (LIBOR) | Maximum |
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| Line of Credit Facility [Line Items] |
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| Interest rate |
2.50%
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