Subsequent Events (Details) (Subsequent Event [Member], USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended
	May 30, 2014 Loans Payable [Member]	Jun. 06, 2014 June 2014 Repurchase Program [Member] Common Stock [Member]	Jun. 05, 2014 June 2014 Repurchase Program [Member] Common Stock [Member]	Jun. 04, 2014 June 2014 Repurchase Program [Member] Common Stock [Member]
Subsequent Event [Line Items]
Loan agreement amount outstanding	$ 17.3
Incremental funding, principal amount	5
Incremental funding, remaining balance	$ 12.3
Maturity date of debt	Jun. 01, 2034
Fixed interest rate of loan	5.00%
Stock repurchase program, number of shares authorized to be repurchased		309,200	655,596
Stock repurchase program, price per share				$ 2.15
Stock repurchase program, discount on closing price per share				$ 0.03