v3.5.0.1

Senior Secured Notes Schedule of Future Interest Payments (Details) $ in Thousands | Mar. 31, 2016 USD ($)
--- | ---
Debt Disclosure [Abstract] |
2017 | $ 38,542
2018 | 31,286
2019 | 13,900
2020 | 13,900
2021 | 4,055
Thereafter | 0
Total future payments | $ 101,683

X
- Definition Long Term Debt, Interest Payable + References No definition available. + Details
Name: | ami_LongTermDebtInterestPayable
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Payments of Interest in After Year Five + References No definition available. + Details
Name: | ami_LongtermDebtPaymentsofInterestinAfterYearFive
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Payments of Interest in Next Twelve Months + References No definition available. + Details
Name: | ami_LongtermDebtPaymentsofInterestinNextTwelveMonths
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Payments of Interest in Year Five + References No definition available. + Details
Name: | ami_LongtermDebtPaymentsofInterestinYearFive
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Payments of Interest in Year Four + References No definition available. + Details
Name: | ami_LongtermDebtPaymentsofInterestinYearFour
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Payments of Interest in Year Three + References No definition available. + Details
Name: | ami_LongtermDebtPaymentsofInterestinYearThree
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Payments of Interest in Year Two + References No definition available. + Details
Name: | ami_LongtermDebtPaymentsofInterestinYearTwo
Namespace Prefix: | ami_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_DebtDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration