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Related Party Transactions (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Nov. 02, 2012	Dec. 31, 2013 Union State Bank Bank Of Atchison [Member]	Dec. 31, 2012 Union State Bank Bank Of Atchison [Member]	Jul. 18, 2009 Prior Loan [Member]	Jul. 20, 2009 Additional Borrowing [Member]	Dec. 31, 2013 Former Chief Executive Officer [Member]	Dec. 31, 2013 Union State Bank Bank Of Atchison [Member]	Dec. 31, 2013 Settlement Agreement [Member]
Related Party Transaction [Line Items]
Accounts payable to affiliate, net	$ 1,204	$ 4,008
Related party expenses	7,736	48,611
Accrued costs for settlement agreement								915
Reimburseable legal expenses, maximum cap										1,775
Reimbursement requests submitted and accrued for										1,764
Notes payable, related parties						1,500	2,000
Interest rate	252.00%	2.84%	1.00%						6.63%
Secured debt				$ 746	$ 1,070