Guarantor Settlement and Consent Agreement with the lender (Details)	Feb. 12, 2014	May 07, 2013
Guarantor Settlement and Consent Agreement with the lender
TCI recorded the sale to the independent third party and recognized a gain in millions		11.9
TCI issued a promissory note payable to the lender which is secured by an unrecorded confession of judgment in millions		5.0
Shares of Series K convertible preferred stock of ARL issued on the same date to TCI		135,000
The issuance of the promissory note and collateral to the lender resolved all claims of the lender against TCI in millions		5.0
The note has prepayment provisions whereby if it is paid off by March 1, 2014 amount forgiven in millions		3.5
The note has prepayment provisions whereby if it is paid off by March 1, 2015 amount forgiven in millions		2.5
TCI exercised the first prepayment option date on the settlement with Petra CRE CDO relating to the Amoco Building and paid in millions	1.2
To settle all obligations and the remaining balance of the note and accrued interest was forgiven in millions	3.5