Subsequent Events - Additional Information (Detail) (USD $)
In Millions, except Share data, unless otherwise specified |
12 Months Ended | 0 Months Ended | |||
---|---|---|---|---|---|
Feb. 01, 2014
|
Feb. 01, 2014
Promissory Notes [Member]
|
Feb. 03, 2014
Subsequent Event [Member]
|
Mar. 10, 2014
Subsequent Event [Member]
2012 Equity Replacement Plan [Member]
|
Mar. 10, 2014
Subsequent Event [Member]
Promissory Notes [Member]
|
|
Subsequent Event [Line Items] | |||||
Assets acquired | $ 2.5 | ||||
Common stock share repurchased | 40,353 | 238,290 | |||
Purchase price per share | $ 67.16 | $ 65.06 | |||
Issuance of unsecured subordinated promissory note | $ 15.5 | ||||
Debt instrument, term | 10 years | 8 years | |||
Debt instrument, stated interest percentage | 5.00% | 5.00% | |||
Debt instrument, maturity | Jul. 06, 2015 | Mar. 10, 2022 |