Consolidated Statements of Comprehensive Income (Parentheticals) (USD $)	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Tax effect on adjustment to minimum pension liability	$ 302,275	$ 91,544	$ 158,869

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