|
Goodwill and Intangible Assets (Details 2)
|
12 Months Ended |
|---|---|
|
Jan. 31, 2013
|
|
|
Trademarks [Member]
|
|
| Estimated Useful Life and Amortization Basis | 5 years |
|
Trade Names [Member]
|
|
| Indefinitelived Intangible Asset Useful Life | indefinite life |
|
Customer Contracts [Member]
|
|
| Estimated Useful Life and Amortization Basis | 5 years 6 months |
|
Noncompete Agreements [Member]
|
|
| Estimated Useful Life and Amortization Basis | 1 year 6 months |
|
Minimum [Member] | Completed Technology [Member]
|
|
| Estimated Useful Life and Amortization Basis | 4 years |
|
Minimum [Member] | Customer Contracts [Member]
|
|
| Estimated Useful Life and Amortization Basis | 1 year |
|
Minimum [Member] | Noncompete Agreements [Member]
|
|
| Estimated Useful Life and Amortization Basis | 2 years |
|
Maximum [Member] | Completed Technology [Member]
|
|
| Estimated Useful Life and Amortization Basis | 6 years |
|
Maximum [Member] | Customer Contracts [Member]
|
|
| Estimated Useful Life and Amortization Basis | 8 years |
|
Maximum [Member] | Noncompete Agreements [Member]
|
|
| Estimated Useful Life and Amortization Basis | 3 years |