XML 17 R7.htm IDEA: XBRL DOCUMENT v3.20.2
CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($)
shares in Thousands, $ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Noncontrolling Interests [Member]
Total
Beginning balance at Dec. 31, 2018 $ 6,547 $ 823,347 $ (33,511) $ 2,723,592 $ (306,788) $ 3,114 $ 3,216,301
Beginning balance (in shares) at Dec. 31, 2018 65,472       (5,608)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Stock option exercises $ 0 355 0 0 $ 3,263 0 3,618
Stock option exercises (in shares) 0       60    
Issuance of stock for equity awards, net of forfeitures $ 0 (1,889) 0 0 $ 1,889 0 0
Issuance of stock for equity awards, net of forfeitures (in shares) 0       34    
Tax withholdings on equity award vesting $ 0 0 0 0 $ (2,031) 0 (2,031)
Tax withholdings on equity award vesting (in shares) 0       (30)    
Amortization of unearned share-based compensation $ 0 11,079 0 0 $ 0 0 11,079
Total comprehensive income (loss), net of taxes 0 0 6,098 139,570 0 477 146,145
Return of investment to noncontrolling interests 0 0 0 0 0 (614) (614)
Ending balance at Sep. 30, 2019 $ 6,547 832,892 (27,413) 2,863,162 $ (303,667) 2,977 3,374,498
Ending balance (in shares) at Sep. 30, 2019 65,472       (5,544)    
Beginning balance at Jun. 30, 2019 $ 6,547 829,460 (26,967) 2,815,175 $ (305,061) 3,018 3,322,172
Beginning balance (in shares) at Jun. 30, 2019 65,472       (5,570)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Stock option exercises $ 0 237 0 0 $ 1,425 0 1,662
Stock option exercises (in shares) 0       26    
Issuance of stock for equity awards, net of forfeitures $ 0 23 0 0 $ (23) 0 0
Issuance of stock for equity awards, net of forfeitures (in shares) 0       0    
Tax withholdings on equity award vesting $ 0 0 0 0 $ (8) 0 (8)
Tax withholdings on equity award vesting (in shares) 0       0    
Amortization of unearned share-based compensation $ 0 3,172 0 0 $ 0 0 3,172
Total comprehensive income (loss), net of taxes 0 0 (446) 47,987 0 163 47,704
Return of investment to noncontrolling interests 0 0 0 0 0 (204) (204)
Ending balance at Sep. 30, 2019 $ 6,547 832,892 (27,413) 2,863,162 $ (303,667) 2,977 3,374,498
Ending balance (in shares) at Sep. 30, 2019 65,472       (5,544)    
Beginning balance at Dec. 31, 2019 $ 6,547 835,899 (37,799) 2,865,939 $ (301,963) 2,969 3,371,592
Beginning balance (in shares) at Dec. 31, 2019 65,472       (5,513)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Stock option exercises $ 0 26 0 0 $ 327 0 353
Stock option exercises (in shares) 0       15    
Issuance of stock for equity awards, net of forfeitures $ 0 (5,690) 0 0 $ 5,690 0 0
Issuance of stock for equity awards, net of forfeitures (in shares) 0       103    
Tax withholdings on equity award vesting $ 0 0 0 0 $ (3,193) 0 (3,193)
Tax withholdings on equity award vesting (in shares) 0       (39)    
Amortization of unearned share-based compensation $ 0 12,066 0 0 $ 0 0 12,066
Total comprehensive income (loss), net of taxes 0 0 (7,836) (294,750) 0 743 (301,843)
Return of investment to noncontrolling interests 0 0 0 0 0 (608) (608)
Ending balance at Sep. 30, 2020 $ 6,547 842,301 (45,635) 2,571,189 $ (299,139) 3,104 3,078,367
Ending balance (in shares) at Sep. 30, 2020 65,472       (5,434)    
Beginning balance at Jun. 30, 2020 $ 6,547 838,874 (41,117) 2,543,700 $ (299,124) 3,104 3,051,984
Beginning balance (in shares) at Jun. 30, 2020 65,472       (5,434)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of stock for equity awards, net of forfeitures $ 0 13 0 0 $ (13) 0 0
Issuance of stock for equity awards, net of forfeitures (in shares) 0       0    
Tax withholdings on equity award vesting $ 0 0 0 0 $ (2) 0 (2)
Tax withholdings on equity award vesting (in shares) 0       0    
Amortization of unearned share-based compensation $ 0 3,414 0 0 $ 0 0 3,414
Total comprehensive income (loss), net of taxes 0 0 (4,518) 27,489 0 204 23,175
Return of investment to noncontrolling interests 0 0 0 0 0 (204) (204)
Ending balance at Sep. 30, 2020 $ 6,547 $ 842,301 $ (45,635) $ 2,571,189 $ (299,139) $ 3,104 $ 3,078,367
Ending balance (in shares) at Sep. 30, 2020 65,472       (5,434)