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Condensed Consolidating Financial Information - Cash Flows (Details) - USD ($) $ in Thousands | 9 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018
Condensed Consolidating Statements of Cash Flows |  |
CASH FLOWS FROM OPERATING ACTIVITIES | $ (16,087) | $ 242,667
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Proceeds from purchase price adjustment to business acquisition |  | 2,203
Cash acquired from consolidation of joint venture |  | 7,630
Proceeds from disposal of business, net of cash disposed | 37,412 | 19,537
Net cash used in investing activities | (123,606) | (117,054)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from borrowings under credit agreements | 6,396,503 | 7,439,180
Repayments of borrowings under credit agreements | (6,263,040) | (6,654,873)
Redemption of unsecured senior notes |  | (800,000)
Prepayment premium on redemption of unsecured senior notes |  | (34,504)
Proceeds from issuance of common stock | 24,369 | 27,300
Proceeds from exercise of stock options |  | 3,200
Payments to repurchase common stock | (82,683) | (29,342)
Net distributions to noncontrolling interests | (58,798) | (72,736)
Other financing activities | 30,059 | 8,702
Net cash provided by (used in) financing activities | 46,410 | (123,781)
EFFECT OF EXCHANGE RATE CHANGES ON CASH | 117 | (2,775)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (93,166) | (943)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 886,733 | 802,362
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 793,567 | 801,419
Eliminations |  |
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Net (investment in) receipts from intercompany notes | 32,100 | 704,500
Other intercompany investing activities | 144,800 | (614,800)
Net cash used in investing activities | 176,900 | 89,700
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Net borrowings (repayments) on intercompany notes | (32,100) | (704,500)
Other intercompany financing activities | (144,800) | 614,800
Net cash provided by (used in) financing activities | (176,900) | (89,700)
Parent | Reportable Legal Entities |  |
Condensed Consolidating Statements of Cash Flows |  |
CASH FLOWS FROM OPERATING ACTIVITIES | (31,500) | (59,900)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Net investment in unconsolidated joint ventures | (3,100) | (5,200)
Payments for capital expenditures, net of disposals | (30,700) | (19,800)
Net (investment in) receipts from intercompany notes | (12,100) | (85,400)
Other intercompany investing activities | (96,600) | 109,900
Net cash used in investing activities | (142,500) | (500)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from borrowings under credit agreements | 6,279,300 | 6,701,200
Repayments of borrowings under credit agreements | (6,107,100) | (6,509,500)
Redemption of unsecured senior notes |  | (800,000)
Prepayment premium on redemption of unsecured senior notes |  | (34,500)
Cash paid for debt issuance costs |  | (10,700)
Proceeds from issuance of common stock | 24,400 | 27,300
Proceeds from exercise of stock options |  | 3,200
Payments to repurchase common stock | (82,700) | (29,300)
Other financing activities | 21,200 | 8,800
Net borrowings (repayments) on intercompany notes | 20,000 | 673,300
Net cash provided by (used in) financing activities | 155,100 | 29,800
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (18,900) | (30,600)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 22,000 | 32,600
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 3,100 | 2,000
Guarantor Subsidiaries | Reportable Legal Entities |  |
Condensed Consolidating Statements of Cash Flows |  |
CASH FLOWS FROM OPERATING ACTIVITIES | 116,700 | 257,300
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Net investment in unconsolidated joint ventures | (12,300) | (9,400)
Payments for capital expenditures, net of disposals | (17,400) | (34,200)
Net (investment in) receipts from intercompany notes | 7,700 | (545,300)
Other intercompany investing activities | (48,200) | 504,900
Net cash used in investing activities | (70,200) | (84,000)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Repayments of borrowings under credit agreements | (24,800) | (14,000)
Other financing activities | (6,700) | (26,600)
Net borrowings (repayments) on intercompany notes | 24,800 | (4,800)
Other intercompany financing activities | (56,000) | (80,000)
Net cash provided by (used in) financing activities | (62,700) | (125,400)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (16,200) | 47,900
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 270,900 | 254,900
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 254,700 | 302,800
Non-Guarantor Subsidiaries | Reportable Legal Entities |  |
Condensed Consolidating Statements of Cash Flows |  |
CASH FLOWS FROM OPERATING ACTIVITIES | (101,300) | 45,300
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Proceeds from purchase price adjustment to business acquisition |  | 2,200
Cash acquired from consolidation of joint venture |  | 7,600
Proceeds from disposal of business, net of cash disposed | 37,400 | 19,500
Net investment in unconsolidated joint ventures | (85,300) | (48,700)
Net payments for purchase of investments |  | (17,500)
Net proceeds from sale of investments | 8,800 |
Payments for capital expenditures, net of disposals | (21,000) | (11,600)
Net (investment in) receipts from intercompany notes | (27,700) | (73,800)
Net cash used in investing activities | (87,800) | (122,300)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from borrowings under credit agreements | 117,200 | 737,900
Repayments of borrowings under credit agreements | (131,100) | (131,400)
Net distributions to noncontrolling interests | (58,800) | (72,700)
Other financing activities | 15,600 | 26,500
Net borrowings (repayments) on intercompany notes | (12,700) | 36,000
Other intercompany financing activities | 200,800 | (534,800)
Net cash provided by (used in) financing activities | 131,000 | 61,500
EFFECT OF EXCHANGE RATE CHANGES ON CASH | 100 | (2,800)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (58,000) | (18,300)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 593,800 | 514,900
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 535,800 | 496,600
Total |  |
Condensed Consolidating Statements of Cash Flows |  |
CASH FLOWS FROM OPERATING ACTIVITIES | (16,100) | 242,700
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Proceeds from purchase price adjustment to business acquisition |  | 2,200
Cash acquired from consolidation of joint venture |  | 7,600
Proceeds from disposal of business, net of cash disposed | 37,400 | 19,500
Net investment in unconsolidated joint ventures | (100,700) | (63,300)
Net payments for purchase of investments |  | (17,500)
Net proceeds from sale of investments | 8,800 |
Payments for capital expenditures, net of disposals | (69,100) | (65,500)
Net cash used in investing activities | (123,600) | (117,100)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from borrowings under credit agreements | 6,396,500 | 7,439,100
Repayments of borrowings under credit agreements | (6,263,000) | (6,654,900)
Redemption of unsecured senior notes |  | (800,000)
Prepayment premium on redemption of unsecured senior notes |  | (34,500)
Cash paid for debt issuance costs |  | (10,700)
Proceeds from issuance of common stock | 24,400 | 27,300
Proceeds from exercise of stock options |  | 3,200
Payments to repurchase common stock | (82,700) | (29,300)
Net distributions to noncontrolling interests | (58,800) | (72,700)
Other financing activities | 30,100 | 8,700
Net cash provided by (used in) financing activities | 46,500 | (123,800)
EFFECT OF EXCHANGE RATE CHANGES ON CASH | 100 | (2,800)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS | (93,100) | (1,000)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 886,700 | 802,400
CASH AND CASH EQUIVALENTS AT END OF PERIOD | $ 793,600 | $ 801,400

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