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Consolidated Statements Of Shareholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified | Preferred Stock [Member] | Preferred Stock [Member] | Common Stock [Member] | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] Common Stock [Member] | Retained Earnings [Member] Preferred Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Noncontrolling Interest [Member] | Common Stock [Member] | Preferred Stock [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance, at Dec. 31, 2010 |  | $ 144,307 |  | $ 106,473 | $ 26,782 |  |  | $ (110,553) | $ 32,239 | $ 2,083 |  |  | $ 201,331
Balance, shares (in Shares) at Dec. 31, 2010 |  | 5,772,274 |  | 30,318,274 |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  | 99,803 |  |  |  |  | 99,803
Other comprehensive earnings |  |  |  |  |  |  |  |  | (4,185) |  |  |  | (4,185)
Other comprehensive earnings attributable to NCI |  |  |  |  |  |  |  |  | 171 | (20) |  |  | 151
NCI share of earnings |  |  |  |  |  |  |  | (14,692) |  | 3,242 |  |  | (11,450)
NCI share of earnings from discontinued operations |  |  |  |  |  |  |  | 1,940 |  |  |  |  | 1,940
NCI redemption increment |  |  |  |  |  |  |  | (12,941) |  |  |  |  | (12,941)
Distributions to NCI |  |  |  |  |  |  |  |  |  | (2,627) |  |  | (2,627)
Acquisitions of NCI, net |  |  |  |  |  |  |  |  |  | 225 |  |  | 225
Subsidiaries’ equity transactions |  |  |  |  | 310 |  |  |  |  |  |  |  | 310
Subordinate Voting Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option expense |  |  |  |  | 2,335 |  |  |  |  |  |  |  | 2,335
Stock options exercised |  |  |  | 7,112 | (1,922) |  |  |  |  |  |  |  | 5,190
Stock options exercised, shares (in Shares) |  |  |  | 262,750 |  |  |  |  |  |  |  |  | 262,750
Tax benefit on options exercised |  |  |  |  | 465 |  |  |  |  |  |  |  | 465
Purchased for cancellation | (3,746) |  | (2,764) |  |  | (17,544) |  |  |  |  | (20,308) | (3,746) |
Purchased for cancellation, shares (in Shares) | (149,640) |  | (639,770) |  |  |  |  |  |  |  |  |  |
Preferred Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends, preferred shares |  |  |  |  |  |  |  | (9,971) |  |  |  |  | (9,971)
Balance, at Dec. 31, 2011 |  | 140,561 |  | 110,821 | 27,970 |  |  | (63,958) | 28,225 | 2,903 |  |  | 246,522
Balance, shares (in Shares) at Dec. 31, 2011 |  | 5,622,634 |  | 29,941,254 |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  | 40,889 |  |  |  |  | 40,889
Other comprehensive earnings |  |  |  |  |  |  |  |  | 5,976 |  |  |  | 5,976
Other comprehensive earnings attributable to NCI |  |  |  |  |  |  |  |  | 394 | 51 |  |  | 445
NCI share of earnings |  |  |  |  |  |  |  | (13,952) |  | 2,449 |  |  | (11,503)
NCI share of earnings from discontinued operations |  |  |  |  |  |  |  | 44 |  |  |  |  | 44
NCI redemption increment |  |  |  |  |  |  |  | (21,131) |  |  |  |  | (21,131)
Distributions to NCI |  |  |  |  |  |  |  |  |  | (2,333) |  |  | (2,333)
Acquisitions of NCI, net |  |  |  |  |  |  |  |  |  | 1,148 |  |  | 1,148
Subsidiaries’ equity transactions |  |  |  |  | 607 |  |  |  |  |  |  |  | 607
Subordinate Voting Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option expense |  |  |  |  | 3,169 |  |  |  |  |  |  |  | 3,169
Stock options exercised |  |  |  | 9,098 | (2,165) |  |  |  |  |  |  |  | 6,933
Stock options exercised, shares (in Shares) |  |  |  | 363,850 |  |  |  |  |  |  |  |  | 363,850
Tax benefit on options exercised |  |  |  |  | 200 |  |  |  |  |  |  |  | 200
Purchased for cancellation | (9,799) |  | (1,098) |  |  | (6,216) | (97) |  |  |  | (7,314) | (9,896) |
Purchased for cancellation, shares (in Shares) | (392,000) |  | (235,000) |  |  |  |  |  |  |  |  |  |
Preferred Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends, preferred shares |  |  |  |  |  |  |  | (9,603) |  |  |  |  | (9,603)
Balance, at Dec. 31, 2012 |  | 130,762 |  | 118,821 | 29,781 |  |  | (74,024) | 34,595 | 4,218 |  |  | 244,153
Balance, shares (in Shares) at Dec. 31, 2012 |  | 5,230,634 |  | 30,070,104 |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  | 41,643 |  |  |  |  | 41,643
Other comprehensive earnings |  |  |  |  |  |  |  |  | (9,725) |  |  |  | (9,725)
Other comprehensive earnings attributable to NCI |  |  |  |  |  |  |  |  | 1,887 | (392) |  |  | 1,495
NCI share of earnings |  |  |  |  |  |  |  | (18,252) |  | 4,276 |  |  | (13,976)
NCI redemption increment |  |  |  |  |  |  |  | (41,430) |  |  |  |  | (41,430)
Distributions to NCI |  |  |  |  |  |  |  |  |  | (4,123) |  |  | (4,123)
Acquisitions of NCI, net |  |  |  |  |  |  |  |  |  | 3,149 |  |  | 3,149
Subsidiaries’ equity transactions |  |  |  |  | 3,520 |  |  |  |  |  |  |  | 3,520
Subordinate Voting Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Stock option expense |  |  |  |  | 4,166 |  |  |  |  |  |  |  | 4,166
Stock options exercised |  |  |  | 9,784 | (2,317) |  |  |  |  |  |  |  | 7,467
Stock options exercised, shares (in Shares) |  |  |  | 464,150 |  |  |  |  |  |  |  |  | 464,150
Tax benefit on options exercised |  |  |  |  | 2,360 |  |  |  |  |  |  |  | 2,360
Dividends |  |  |  |  |  |  |  | (10,470) |  |  |  |  | (10,470)
Purchased for cancellation |  |  |  | (1,918) |  |  |  | (12,636) |  |  |  |  | (14,554)
Purchased for cancellation, shares (in Shares) |  |  |  | (385,600) |  |  |  |  |  |  |  |  |
Issued in settlement of convertible debentures |  |  |  | 77,143 |  |  |  |  |  |  |  |  | 77,143
Issued in settlement of convertible debentures (in Shares) |  |  |  | 2,744,886 |  |  |  |  |  |  |  |  |
Preferred Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Redeemed for cash |  | (39,232) |  |  |  |  |  |  |  |  |  |  | (39,232)
Redeemed for cash (in Shares) |  | (1,569,190) |  |  |  |  |  |  |  |  |  |  |
Converted to Subordinate Voting Shares |  | (91,530) |  | 96,326 |  |  |  | (4,796) |  |  |  |  |
Converted to Subordinate Voting Shares (in Shares) |  | (3,661,444) |  | 2,889,900 |  |  |  |  |  |  |  |  |
Preferred Shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends, preferred shares |  |  |  | 609 |  |  |  | (3,146) |  |  |  |  | (2,537)
Dividends, preferred shares (in Shares) |  |  |  | 18,292 |  |  |  |  |  |  |  |  |
Balance, at Dec. 31, 2013 |  |  |  | $ 300,765 | $ 37,510 |  |  | $ (123,111) | $ 26,757 | $ 7,128 |  |  | $ 249,049
Balance, shares (in Shares) at Dec. 31, 2013 |  |  |  | 35,801,732 |  |  |  |  |  |  |  |  |

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- Definition This element represents the overall income (loss) from a disposal group that is classified as a component of the entity, net of income tax, reported as a separate component of income before extraordinary items, which is apportioned to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This item includes the following (net of tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 + Details
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