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Consolidated Statements of Shareholders' Equity (USD $) In Thousands, except Share data | Total | Common Stock, Class B Common Stock and Preferred Stock | Paid-In Capital | Accumulated Other Comprehensive Loss | Retained Earnings | Treasury Stock | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2009 | $ 894,808 | $ 19,255 | $ 461,563 | $ (821) | $ 372,454 | $ (114,425) | $ 156,782
Beginning balance (in shares) at Dec. 31, 2009 |  | 32,138,644 |  |  |  |  |
Net income | 111,722 |  |  |  | 80,760 |  | 30,962
Other comprehensive Income (loss) | 228 |  |  | 228 |  |  |
Retirement of common stock (in shares) |  | (75,721) |  |  |  |  |
Retirement of common stock | (4,367) | (38) | (4,329) |  |  |  |
Common stock contribution to 401(k) plan (in shares) | 9,975 | 9,975 |  |  |  |  |
Common stock contribution to 401(k) plan | 489 | 5 | 484 |  |  |  |
Stock issuances from exercise of stock options and employee stock purchase plan (in shares) |  | 268,827 |  |  |  |  |
Stock issuances from exercise of stock options and employee stock purchase plan | 7,316 | 134 | 7,182 |  |  |  |
Excess tax benefit from share-based compensation | 2,862 |  | 2,862 |  |  |  |
Issuances of non-vested (restricted) shares of common stock (in shares) |  | 135,000 |  |  |  |  |
Issuances of non-vested (restricted) shares of common stock |  | 67 | (67) |  |  |  |
Forfeitures of non-vested (restricted) shares of common stock (in shares) |  | (27,300) |  |  |  |  |
Forfeitures of non-vested (restricted) shares of common stock |  | (13) | 13 |  |  |  |
Share-based compensation | 5,175 |  | 5,175 |  |  |  |
Cash dividends declared on Common and Class B common stock | (66,028) |  |  |  | (66,028) |  |
Distributions to noncontrolling interest | (23,309) |  |  |  |  |  | (23,309)
Ending balance at Dec. 31, 2010 | 928,896 | 19,410 | 472,883 | (593) | 387,186 | (114,425) | 164,435
Ending balance (in shares) at Dec. 31, 2010 |  | 32,449,425 |  |  |  |  |
Net income | 137,742 |  |  |  | 90,450 |  | 47,292
Other comprehensive Income (loss) | 241 |  |  | 241 |  |  |
Retirement of common stock (in shares) |  | (10,143) |  |  |  |  |
Retirement of common stock | (617) | (5) | (612) |  |  |  |
Common stock contribution to 401(k) plan (in shares) | 27,240 | 27,240 |  |  |  |  |
Common stock contribution to 401(k) plan | 1,718 | 14 | 1,704 |  |  |  |
Stock issuances from exercise of stock options and employee stock purchase plan (in shares) |  | 139,717 |  |  |  |  |
Stock issuances from exercise of stock options and employee stock purchase plan | 5,553 | 69 | 5,484 |  |  |  |
Excess tax benefit from share-based compensation | 859 |  | 859 |  |  |  |
Issuances of non-vested (restricted) shares of common stock (in shares) |  | 429,602 |  |  |  |  |
Issuances of non-vested (restricted) shares of common stock |  | 215 | (215) |  |  |  |
Forfeitures of non-vested (restricted) shares of common stock (in shares) |  | (30,500) |  |  |  |  |
Forfeitures of non-vested (restricted) shares of common stock |  | (15) | 15 |  |  |  |
Share-based compensation | 6,340 |  | 6,340 |  |  |  |
Cash dividends declared on Common and Class B common stock | (73,276) |  |  |  | (73,276) |  |
Return of capital contribution to noncontrolling interest | (32,000) |  |  |  |  |  | (32,000)
Fair value increment over carrying value of locations contributed to joint venture | 7,061 |  | 7,061 |  |  |  |
Fair value of noncontrolling interest | 7,708 |  |  |  |  |  | 7,708
Share of carrying value of our locations contributed to joint venture | 34,919 |  |  |  |  |  | 34,919
Distributions to noncontrolling interest | (23,434) |  |  |  |  |  | (23,434)
Ending balance at Dec. 31, 2011 | 1,001,710 | 19,688 | 493,519 | (352) | 404,360 | (114,425) | 198,920
Ending balance (in shares) at Dec. 31, 2011 |  | 33,005,341 |  |  |  |  |
Net income | 157,601 |  |  |  | 103,334 |  | 54,267
Other comprehensive Income (loss) | (1,750) |  |  | (1,750) |  |  | (1,406)
Retirement of common stock (in shares) |  | (29,987) |  |  |  |  |
Retirement of common stock | (2,229) | (15) | (2,214) |  |  |  |
Common stock contribution to 401(k) plan (in shares) | 26,991 | 26,991 |  |  |  |  |
Common stock contribution to 401(k) plan | 1,772 | 13 | 1,759 |  |  |  |
Stock issuances from exercise of stock options and employee stock purchase plan (in shares) |  | 157,664 |  |  |  |  |
Stock issuances from exercise of stock options and employee stock purchase plan | 7,163 | 79 | 7,084 |  |  |  |
Excess tax benefit from share-based compensation | 1,079 |  | 1,079 |  |  |  |
Issuances of non-vested (restricted) shares of common stock (in shares) |  | 111,301 |  |  |  |  |
Issuances of non-vested (restricted) shares of common stock |  | 56 | (56) |  |  |  |
Share-based compensation | 7,716 |  | 7,716 |  |  |  |
Cash dividends declared on Common and Class B common stock | (256,219) |  |  |  | (256,219) |  |
Common stock issued for Carrier Enterprise III (in shares) |  | 1,250,000 |  |  |  |  |
Common stock issued for Carrier Enterprise III | 93,250 | 625 | 92,625 |  |  |  |
Fair value of noncontrolling interest in Carrier Enterprise III | 104,244 |  |  |  |  |  | 104,244
Decrease in noncontrolling interest in Carrier Enterprise I | (51,881) |  | (8,692) |  |  |  | (43,189)
Distributions to noncontrolling interest | (39,010) |  |  |  |  |  | (39,010)
Ending balance at Dec. 31, 2012 | $ 1,022,040 | $ 20,446 | $ 592,820 | $ (2,102) | $ 251,475 | $ (114,425) | $ 273,826
Ending balance (in shares) at Dec. 31, 2012 |  | 34,521,310 |  |  |  |  |

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