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Long-Term Obligations (Details) (USD $)
|
1 Months Ended |
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|
Jun. 30, 2013
|
Mar. 31, 2015
|
| Revolving credit facility |
|
|
| Long-Term Obligations |
|
|
| Maximum borrowing capacity |
$ 13,000,000 |
|
| Interest rate at the end of period (as a percent) |
|
3.25% |
| Annual commitment fee |
20,000 |
|
| Commitment fee for quarterly unused capacity (as a percent) |
0.375% |
|
| Current borrowing capacity |
|
13,000,000 |
| Borrowings outstanding |
|
$ 0 |
| Revolving credit facility | LIBOR |
|
|
| Long-Term Obligations |
|
|
| Variable interest rate basis |
LIBOR |
|
| Basis spread on variable rate (as a percent) |
2.50% |
|
| Revolving credit facility | Prime rate |
|
|
| Long-Term Obligations |
|
|
| Variable interest rate basis |
prime |
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| Term borrowings |
|
|
| Long-Term Obligations |
|
|
| Interest rate at the end of period (as a percent) |
|
3.75% |
| Number of equal monthly payments of principal plus interest |
|
42 |
| Term borrowings | Prime rate |
|
|
| Long-Term Obligations |
|
|
| Variable interest rate basis |
prime |
|
| Basis spread on variable rate (as a percent) |
0.50% |
|