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Consolidated Statement of Stockholders' (Deficit) Equity (USD $) In Thousands, except Share data | Total | Additional Paid-In Capital [Member] | Accumulated Deficit [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Noncontrolling Interests [Member] | Class A Common Stock [Member] | Class B Common Stock [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Apr. 30, 2011 | $ 93,987 | $ 285,992 | $ (192,649) | $ 378 |  | $ 256 | $ 10
Balance (in shares) at Apr. 30, 2011 |  |  |  |  |  | 25,589,000 | 988,000
Net loss | (77,592) |  | (77,586) |  | (6) |  |
Other comprehensive income | (2,330) |  |  | (2,330) |  |  |
Issuances of Class A common stock | 239 | 235 |  |  |  | 4 |
Issuances of Class A common stock, shares |  |  |  |  |  | 402,000 |
Stock-based compensation | 1,855 | 1,855 |  |  |  |  |
Contributions from noncontrolling interest holders | 1,806 |  |  |  | 1,806 |  |
Other | 266 | 266 |  |  |  |  |
Balance at Apr. 30, 2012 | 18,231 | 288,348 | (270,235) | (1,952) | 1,800 | 260 | 10
Balance (in shares) at Apr. 30, 2012 |  |  |  |  |  | 25,991,000 | 988,000
Net loss | (54,463) |  | (54,142) |  | (321) |  |
Other comprehensive income | 1,360 |  |  | 1,360 |  |  |
Issuances of Class A common stock | 2,840 | 2,828 |  |  |  | 12 |
Issuances of Class A common stock, shares |  |  |  |  |  | 1,171,000 |
Sale of Class A common stock, net | 42,184 | 42,069 |  |  |  | 115 |
Sale of Class A common stock, net (in shares) |  |  |  |  |  | 11,500,000 |
Stock-based compensation | 2,516 | 2,516 |  |  |  |  |
Contributions from noncontrolling interest holders | 2,687 |  |  |  | 2,687 |  |
Other | 96 | 96 |  |  |  |  |
Balance at Apr. 30, 2013 | 15,451 | 335,857 | (324,377) | (592) | 4,166 | 387 | 10
Balance (in shares) at Apr. 30, 2013 |  |  |  |  |  | 38,662,000 | 988,000
Net loss | (27,404) |  | (23,095) |  | (4,309) |  |
Other comprehensive income | 631 |  |  | 631 |  |  |
Issuances of Class A common stock | 368 | 364 |  |  |  | 4 |
Issuances of Class A common stock, shares |  |  |  |  |  | 424,000 |
Stock-based compensation | 2,404 | 2,404 |  |  |  |  |
Contributions from noncontrolling interest holders | 13 |  |  |  | 13 |  |
Balance at Apr. 30, 2014 | $ (8,537) | $ 338,625 | $ (347,472) | $ 39 | $ (130) | $ 391 | $ 10
Balance (in shares) at Apr. 30, 2014 |  |  |  |  |  | 39,086,000 | 988,000

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