XML 77 R66.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Fair Value Measurements (Fair Value of Company's Long-term Debt) (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017 | Sep. 30, 2017
--- | --- | --- | ---
Fair value of long-term debt estimated using quoted market prices or discounted future cash flows |  |  |
Fair value of long-term debt, including current maturities | $ 445,342 | $ 474,769 | $ 431,542
Fair value in excess of carrying value | $ 11,629 | $ 1,451 | $ 2,389

X
- Definition Fair value in excess of less than carrying value. + References No definition available. + Details
Name: | ande_FairValueInExcessOfLessThanCarryingValue
Namespace Prefix: | ande_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair Value Of Financial Instruments. + References No definition available. + Details
Name: | ande_FairValueOfFinancialInstrumentsAbstract
Namespace Prefix: | ande_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13476-108611 + Details
Name: | us-gaap_DebtInstrumentFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant