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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (DEFICIT) (USD $) In Thousands, except Share data | Common Stock | Additional Paid-In Capital | Accumulated Deficit | Accumulated Other Comprehensive Income (Loss) | Total Radnet Inc Equity Deficit | Noncontrolling Interest | Total
--- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance, Amount at Dec. 31, 2010 | $ 4 | $ 162,444 | $ (242,841) | $ (2,137) | $ (82,530) | $ 57 | $ (82,473)
Beginning Balance, Shares at Dec. 31, 2010 | 37,223,475 |  |  |  |  |  |
Issuance of common stock upon exercise of options/warrants, Amount |  | 242 |  |  | 242 |  | 242
Issuance of common stock upon exercise of options/warrants, Shares | 202,985 |  |  |  |  |  |
Stock-based compensation |  | 3,110 |  |  | 3,110 |  | 3,110
Noncontrolling interests assumed from Radar joint venture |  |  |  |  |  | 961 | 961
Purchase of non-controlling interests |  |  |  |  |  | (26) | 26
Distributions paid to noncontrolling interests |  |  |  |  |  | (154) | (154)
Change in cumulative foreign currency translation adjustment |  |  |  | (34) | (34) |  | (34)
Change in fair value of cash flow hedge from prior periods reclassified to earnings |  |  |  | 1,225 | 1,225 |  | 1,225
NET INCOME |  |  | 7,231 |  | 7,231 | 111 | 7,342
Ending Balance, Amount at Dec. 31, 2011 | 4 | 165,796 | (235,610) | (946) | (70,756) | 949 | (69,807)
Ending Balance, Shares at Dec. 31, 2011 | 37,426,460 |  |  |  |  |  |
Issuance of common stock upon exercise of options/warrants, Shares | 74,022 |  |  |  |  |  |
Stock-based compensation |  | 2,736 |  |  | 2,736 |  | 2,736
Purchase of non-controlling interests |  | (117) |  |  | (117) |  | (117)
Dividends paid to noncontrolling interests |  |  |  |  |  | (71) | (71)
De-consolidation of joint venture |  |  |  |  |  | (14) | (14)
Issuance of restricted stock, Shares | 1,040,000 |  |  |  |  |  |
Change in cumulative foreign currency translation adjustment |  |  |  | 67 | 67 |  | 67
Change in fair value of cash flow hedge |  |  |  |  |  |  |
Change in fair value of cash flow hedge from prior periods reclassified to earnings |  |  |  | 918 | 918 |  | 918
NET INCOME |  |  | 59,834 |  | 59,834 | (230) | 59,604
Ending Balance, Amount at Dec. 31, 2012 | 4 | 168,415 | (175,776) | 39 | (7,318) | 634 | (6,684)
Ending Balance, Shares at Dec. 31, 2012 | 38,540,482 |  |  |  |  |  |
Issuance of common stock upon exercise of options/warrants, Amount |  | 469 |  |  | 469 |  | 469
Issuance of common stock upon exercise of options/warrants, Shares | 898,714 |  |  |  |  |  |
Stock-based compensation |  | 2,537 |  |  | 2,537 |  |
Purchase of non-controlling interests |  |  |  |  |  | 979 | 979
Dividends paid to noncontrolling interests |  |  |  |  |  | (18) | (18)
Issuance of restricted stock, Shares | 650,000 |  |  |  |  |  |
Change in cumulative foreign currency translation adjustment |  |  |  | (89) | (89) |  | (89)
Change in fair value of cash flow hedge from prior periods reclassified to earnings |  |  |  |  |  |  | 0
Sale of noncontrolling interest in one of our consolidated joint ventures |  | 2,201 |  |  | 2,201 | 439 | 2,640
NET INCOME |  |  | 2,120 |  | 2,120 | 256 | 2,376
Ending Balance, Amount at Dec. 31, 2013 | $ 4 | $ 173,622 | $ (173,656) | $ (50) | $ (80) | $ 2,290 | $ 2,210
Ending Balance, Shares at Dec. 31, 2013 | 40,089,196 |  |  |  |  |  |

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