Consolidated Statements of Comprehensive Income (Unaudited) (Parentheticals) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Tax effect on adjustment to minimum pension liability	$ 3,345	$ 6,417	$ 5,625	$ 5,648

Other Comprehensive Income Minimum Pension Liability Adjustment Tax

No definition available.

Name:	algi_OtherComprehensiveIncomeMinimumPensionLiabilityAdjustmentTax
Namespace Prefix:	algi_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration