Cost of Contracts, net (Tables)

12 Months Ended

Dec. 31, 2012

Cost of Contracts, net

Schedule of balance of cost of contracts

	December 31,
	2012			2011
Cost of contracts	$	26,599		$	24,203
Accumulated amortization		(12,384	)		(9,917	)
Cost of contracts, net	$	14,215		$	14,286

Schedule of expected future amortization of cost of contracts

	Cost of Contract
2013	$	2,472
2014		2,623
2015		2,157
2016		1,915
2017		1,774
2018 and Thereafter		3,274
Total	$	14,215