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Note 12 - Condensed Consolidating Financial Information - Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Cash flows from operating activities |  |  |
Net cash from operating activities |  | $ 264,312 | $ 217,991
Cash flows from investing activities |  |  |
Capital expenditures |  | (126,154) | (63,245)
Cash paid for acquisitions, net of cash received |  | (5,535) | (100,713)
Net activity with affiliates |  | 0 | 0
Other investing activities |  | (23,259) | (9,240)
Net cash from investing activities |  | (154,948) | (173,198)
Cash flows from financing activities |  |  |
Borrowings under bank credit facility |  | 776,029 | 333,900
Payments under bank credit facility |  | (851,076) | (591,476)
Debt financing costs, net |  | (60) | (11,028)
Net activity with affiliates |  | 0 | 0
Share-based compensation activities, net |  | (3,056) | (3,381)
Shares repurchased and retired |  | (27,761) | (30,332)
Dividends paid |  | (13,389) | (11,267)
Other financing activities |  | (176) | (50)
Net cash from financing activities |  | (119,489) | 386,366
Net change in cash, cash equivalents and restricted cash |  | (10,125) | 431,641
Cash, cash equivalents and restricted cash, beginning of period |  | 273,202 | 227,279
Cash, cash equivalents and restricted cash, end of period |  | 263,077 | 658,920
Proceeds from issuance of senior notes |  | 0 | 700,000
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  | 0 | 0
Cash flows from investing activities |  | 0 | 482
Cash flows from financing activities |  | 0 | 0
Net cash provided by discontinued operations |  | 0 | 482
Net change in cash, cash equivalents and restricted cash |  | (10,125) | 431,641
Cash, cash equivalents and restricted cash, beginning of period |  | 273,202 | 227,279
Cash, cash equivalents and restricted cash, end of period |  | 263,077 | 658,920
Consolidation, Eliminations [Member] |  |  |
Cash flows from operating activities |  |  |
Net cash from operating activities |  | (179) | (121)
Cash flows from investing activities |  |  |
Capital expenditures |  | 0 | 0
Cash paid for acquisitions, net of cash received |  | 0 | 0
Net activity with affiliates |  | 328,566 | 289,708
Other investing activities |  | 0 | 0
Net cash from investing activities |  | 328,566 | 289,708
Cash flows from financing activities |  |  |
Borrowings under bank credit facility |  | 0 | 0
Payments under bank credit facility |  | 0 | 0
Debt financing costs, net |  | 0 | 0
Net activity with affiliates |  | (328,387) | (289,587)
Share-based compensation activities, net |  | 0 | 0
Shares repurchased and retired |  | 0 | 0
Dividends paid |  | 0 | 0
Other financing activities |  | 0 | 0
Net cash from financing activities |  | (328,387) | (289,587)
Net change in cash, cash equivalents and restricted cash |  | 0 | 0
Cash, cash equivalents and restricted cash, beginning of period |  | 0 | 0
Cash, cash equivalents and restricted cash, end of period |  | 0 | 0
Proceeds from issuance of senior notes |  |  | 0
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  |  | 0
Cash flows from investing activities |  |  | 0
Cash flows from financing activities |  |  | 0
Net cash provided by discontinued operations |  |  | 0
Net change in cash, cash equivalents and restricted cash |  | 0 | 0
Cash, cash equivalents and restricted cash, beginning of period |  | 0 | 0
Cash, cash equivalents and restricted cash, end of period |  | 0 | 0
Parent Company [Member] | Reportable Legal Entities [Member] |  |  |
Cash flows from operating activities |  |  |
Net cash from operating activities |  | (110,388) | (70,065)
Cash flows from investing activities |  |  |
Capital expenditures |  | (81,645) | (36,914)
Cash paid for acquisitions, net of cash received |  | (5,535) | (100,713)
Net activity with affiliates |  | 0 | 0
Other investing activities |  | (16,471) | (9,240)
Net cash from investing activities |  | (103,651) | (146,867)
Cash flows from financing activities |  |  |
Borrowings under bank credit facility |  | 776,029 | 333,900
Payments under bank credit facility |  | (851,076) | (591,476)
Debt financing costs, net |  | (60) | (11,028)
Net activity with affiliates |  | 326,679 | 277,000
Share-based compensation activities, net |  | (3,056) | (3,381)
Shares repurchased and retired |  | (27,761) | (30,332)
Dividends paid |  | (13,389) | (11,267)
Other financing activities |  | 0 | 0
Net cash from financing activities |  | 207,366 | 663,416
Net change in cash, cash equivalents and restricted cash |  | (6,673) | 446,484
Cash, cash equivalents and restricted cash, beginning of period |  | 8,697 | 347
Cash, cash equivalents and restricted cash, end of period |  | 2,024 | 446,831
Proceeds from issuance of senior notes |  |  | 700,000
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  |  | 0
Cash flows from investing activities |  |  | 0
Cash flows from financing activities |  |  | 0
Net cash provided by discontinued operations |  |  | 0
Net change in cash, cash equivalents and restricted cash |  | (6,673) | 446,484
Cash, cash equivalents and restricted cash, beginning of period |  | 8,697 | 347
Cash, cash equivalents and restricted cash, end of period |  | 2,024 | 446,831
Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] |  |  |
Cash flows from operating activities |  |  |
Net cash from operating activities |  | 375,562 | 282,907
Cash flows from investing activities |  |  |
Capital expenditures |  | (43,223) | (26,059)
Cash paid for acquisitions, net of cash received |  | 0 | 0
Net activity with affiliates |  | (328,558) | (289,361)
Other investing activities |  | (6,788) | 0
Net cash from investing activities |  | (378,569) | (315,420)
Cash flows from financing activities |  |  |
Borrowings under bank credit facility |  | 0 | 0
Payments under bank credit facility |  | 0 | 0
Debt financing costs, net |  | 0 | 0
Net activity with affiliates |  | 0 | 0
Share-based compensation activities, net |  | 0 | 0
Shares repurchased and retired |  | 0 | 0
Dividends paid |  | 0 | 0
Other financing activities |  | (176) | (50)
Net cash from financing activities |  | (176) | (50)
Net change in cash, cash equivalents and restricted cash |  | (3,183) | (32,563)
Cash, cash equivalents and restricted cash, beginning of period |  | 239,903 | 213,963
Cash, cash equivalents and restricted cash, end of period |  | 236,720 | 181,400
Proceeds from issuance of senior notes |  |  | 0
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  |  | 0
Cash flows from investing activities |  |  | 0
Cash flows from financing activities |  |  | 0
Net cash provided by discontinued operations |  |  | 0
Net change in cash, cash equivalents and restricted cash |  | (3,183) | (32,563)
Cash, cash equivalents and restricted cash, beginning of period |  | 239,903 | 213,963
Cash, cash equivalents and restricted cash, end of period |  | 236,720 | 181,400
Subsidiaries [Member] | Reportable Legal Entities [Member] |  |  |
Cash flows from operating activities |  |  |
Net cash from operating activities | [1] | 8 | (135)
Cash flows from investing activities |  |  |
Capital expenditures | [1] | 0 | 0
Cash paid for acquisitions, net of cash received |  | 0 | 0
Net activity with affiliates | [1] | (8) | (347)
Other investing activities | [1] | 0 | 0
Net cash from investing activities | [1] | (8) | (347)
Cash flows from financing activities |  |  |
Borrowings under bank credit facility | [1] | 0 | 0
Payments under bank credit facility | [1] | 0 | 0
Debt financing costs, net | [1] | 0 | 0
Net activity with affiliates | [1] | 0 | 0
Share-based compensation activities, net | [1] | 0 | 0
Shares repurchased and retired | [1] | 0 | 0
Dividends paid | [1] | 0 | 0
Other financing activities | [1] | 0 | 0
Net cash from financing activities | [1] | 0 | 0
Net change in cash, cash equivalents and restricted cash | [1] | 0 | 0
Cash, cash equivalents and restricted cash, beginning of period | [1] | 0 | 0
Cash, cash equivalents and restricted cash, end of period | [1] | 0 | 0
Proceeds from issuance of senior notes |  |  | 0
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  |  | 0
Cash flows from investing activities |  |  | 482
Cash flows from financing activities |  |  | 0
Net cash provided by discontinued operations |  |  | 482
Net change in cash, cash equivalents and restricted cash | [1] | 0 | 0
Cash, cash equivalents and restricted cash, beginning of period | [1] | 0 | 0
Cash, cash equivalents and restricted cash, end of period | [1] | 0 | 0
Non-Guarantor Subsidiaries, 100% Owned [Member] | Reportable Legal Entities [Member] |  |  |
Cash flows from operating activities |  |  |
Net cash from operating activities |  | (691) | 5,405
Cash flows from investing activities |  |  |
Capital expenditures |  | (1,286) | (272)
Cash paid for acquisitions, net of cash received |  | 0 | 0
Net activity with affiliates |  | 0 | 0
Other investing activities |  | 0 | 0
Net cash from investing activities |  | (1,286) | (272)
Cash flows from financing activities |  |  |
Borrowings under bank credit facility |  | 0 | 0
Payments under bank credit facility |  | 0 | 0
Debt financing costs, net |  | 0 | 0
Net activity with affiliates |  | 1,708 | 12,587
Share-based compensation activities, net |  | 0 | 0
Shares repurchased and retired |  | 0 | 0
Dividends paid |  | 0 | 0
Other financing activities |  | 0 | 0
Net cash from financing activities |  | 1,708 | 12,587
Net change in cash, cash equivalents and restricted cash |  | (269) | 17,720
Cash, cash equivalents and restricted cash, beginning of period |  | 24,602 | 12,969
Cash, cash equivalents and restricted cash, end of period |  | 24,333 | 30,689
Proceeds from issuance of senior notes |  |  | 0
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  |  | 0
Cash flows from investing activities |  |  | 0
Cash flows from financing activities |  |  | 0
Net cash provided by discontinued operations |  |  | 0
Net change in cash, cash equivalents and restricted cash |  | (269) | 17,720
Cash, cash equivalents and restricted cash, beginning of period |  | 24,602 | 12,969
Cash, cash equivalents and restricted cash, end of period |  | 24,333 | 30,689
Non-Guarantor Subsidiaries, Not 100% Owned [Member] | Reportable Legal Entities [Member] |  |  |
Cash flows from operating activities |  |  |
Net cash from operating activities |  | 0 | 0
Cash flows from investing activities |  |  |
Capital expenditures |  | 0 | 0
Cash paid for acquisitions, net of cash received |  | 0 | 0
Net activity with affiliates |  | 0 | 0
Other investing activities |  | 0 | 0
Net cash from investing activities |  | 0 | 0
Cash flows from financing activities |  |  |
Borrowings under bank credit facility |  | 0 | 0
Payments under bank credit facility |  | 0 | 0
Debt financing costs, net |  | 0 | 0
Net activity with affiliates |  | 0 | 0
Share-based compensation activities, net |  | 0 | 0
Shares repurchased and retired |  | 0 | 0
Dividends paid |  | 0 | 0
Other financing activities |  | 0 | 0
Net cash from financing activities |  | 0 | 0
Net change in cash, cash equivalents and restricted cash |  | 0 | 0
Cash, cash equivalents and restricted cash, beginning of period |  | 0 | 0
Cash, cash equivalents and restricted cash, end of period |  | 0 | 0
Proceeds from issuance of senior notes |  |  | 0
Cash Flows from Discontinued Operations |  |  |
Cash flows from operating activities |  |  | 0
Cash flows from investing activities |  |  | 0
Cash flows from financing activities |  |  | 0
Net cash provided by discontinued operations |  |  | 0
Net change in cash, cash equivalents and restricted cash |  | 0 | 0
Cash, cash equivalents and restricted cash, beginning of period |  | 0 | 0
Cash, cash equivalents and restricted cash, end of period |  | $ 0 | $ 0
[1] | Subsidiary is a 100% owned guarantor of the 6.375% Notes and 6.875% Notes and is a 100% owned non-guarantor of the 6.000% Notes.

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