Acquisition (Tables)

3 Months Ended

Mar. 31, 2013

Business Combinations [Abstract]

Purchase price [Table Text Block]

The aggregate purchase price was $74.5 million as follows:

Equity consideration - Issuance of 100 shares of Series A Convertible Preferred Stock	$	57,711
Cash purchase price	16,826
Total consideration	$	74,537

Schedule of Cash Consideration Paid at Closing [Table Text Block]

The total cash consideration paid at closing, net of cash acquired, is reconciled as follows:

Cash purchase price	$	16,826
Less: Cash acquired	(417		)
Less: additional consideration accrued but not paid	(4,274		)
Net cash paid for the acquisition	$	12,135

Business Acquisition, Pro Forma Information [Table Text Block]

	Pro forma
	Three months ended
	April 1, 2012
Restaurant sales	$	158,888
Net loss from continuing operations	$	(7,458	)
Net loss per share from continuing operations, basic and diluted	$	(0.34	)