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Stocholders' Equity - Common Stock (Details) (USD $)
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0 Months Ended |
4 Months Ended |
12 Months Ended |
0 Months Ended |
12 Months Ended |
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Apr. 02, 2014
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Apr. 30, 2013
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Aug. 19, 2009
director
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Dec. 31, 2009
tranche
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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May 20, 2011
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Dec. 31, 2011
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Mar. 28, 2011
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Nov. 12, 2009
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| Class of Warrant or Right [Line Items] |
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| Stock called by each right (shares) |
0.0666 |
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0.18917 |
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| Common Stock, Shares, Issued |
2,138,881 |
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36,495,000 |
29,931,000 |
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| Exercise price of right (usd per right) |
6.25 |
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2.65 |
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| Proceeds from issuance of common stock |
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$ 55,000,000 |
$ 13,180,000 |
$ 11,178,000 |
$ 0 |
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| Number of trenches proceeds were received in |
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2 |
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| Number of director shareholder may recommend |
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3 |
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| Minimum ownerhip requirement for recommendation of directors |
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24.00% |
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| Number of directors shareholder may nominate as chairman of board |
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1 |
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| Minimum ownership requirement for nomination of Chairman of Board (director) |
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30.00% |
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| Common stock issued from exercise of rights offering, shares |
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6,032,153 |
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| Proceeds from issuance of stock, rights issue, gross |
13,400,000 |
11,400,000 |
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| Proceeds from Issuance of Stock, Rights Issue, Net |
13,200,000 |
11,200,000 |
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| May 20, 2011 [Member] |
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| Class of Warrant or Right [Line Items] |
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| Stock issued during the period |
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17,600,000 |
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| Options Matching Right [Member] |
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| Class of Warrant or Right [Line Items] |
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| Exercise price of right (usd per right) |
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3.42 |
| Rights granted (shares) |
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27,000 |
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| Rights granted, weighted average exercise price (usd per right) |
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5.20 |
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| Aggregate fair value of rights |
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$ 46,000 |
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$ 673,000 |
| Rights outstanding (shares) |
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1,300,000 |
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| Rights outstanding, weighted average share price (usd per right) |
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8.93 |
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| Basic Subscription Rights |
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| Class of Warrant or Right [Line Items] |
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| Common Stock, Shares, Issued |
453,165 |
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| Over Subscription Rights |
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| Class of Warrant or Right [Line Items] |
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| Common Stock, Shares, Issued |
173,087 |
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| Common Stock |
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| Class of Warrant or Right [Line Items] |
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| Conversion of common stock (shares) |
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6,628,925 |
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| Common Stock | Kien Huat Realty Limited |
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| Class of Warrant or Right [Line Items] |
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| Additional shares puchased by shareholder (shares) |
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6,608,794 |
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| Shares owned by shareholder (shares) |
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18,254,246 |
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| Percentage of shares owned by shareholder |
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60.00% |
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| Series B Preferred Stock [Member] |
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| Class of Warrant or Right [Line Items] |
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| Stock called by each right (shares) |
15 |
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| Exercise price of right (usd per right) |
6.25 |
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| Majority Shareholder [Member] | Basic Subscription Rights |
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| Class of Warrant or Right [Line Items] |
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| Common Stock, Shares, Issued |
1,512,629 |
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