XML 108 R88.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Fair Value Measurements (Details Textuals) | 6 Months Ended
--- | ---
Jun. 30, 2018
Fair Value of Assets and Liabilities [Line Items] |
Closing ratio | 85.00%

X
- Definition Represents the percentage of loans currently in a lock position which management estimates will ultimately close. + References No definition available. + Details
Name: | asb_FairValueInputsClosingRatio
Namespace Prefix: | asb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent fair values of assets and liabilities + References No definition available. + Details
Name: | asb_FairValueOfAssetsAndLiabilitiesLineItems
Namespace Prefix: | asb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration