CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities
Net (loss)/income	$ (187.2)	$ 74.0	$ 235.3
Adjustments to reconcile net (loss)/income to net cash provided by operating activities:
Depreciation	275.9	280.3	274.9
Amortization of deferred loan charges	11.7	12.4	12.6
Amortization of favorable contracts	45.1	45.1	74.4
Gain on disposal of PPE	0.0	0.0	(0.8)
Loss on impairment of goodwill	0.0	3.2	0.0
Unrealized loss/(gain) related to derivative financial instruments	27.6	(38.9)	(25.8)
Payment for long term maintenance	(81.4)	(91.6)	(54.9)
Gain on revaluation of contingent consideration	(0.7)	0.0	(89.9)
Deferred tax expense	3.2	0.7	4.6
Accretion of discount on deferred consideration	3.2	5.3	13.2
Changes in operating assets and liabilities, net of effect of acquisitions
Trade accounts receivable	4.2	103.2	(1.6)
Prepaid expenses and accrued income	(2.0)	(3.6)	(4.0)
Trade accounts payable	(8.3)	(11.2)	1.9
Related party balances	(47.3)	(12.9)	16.1
Other assets	0.7	15.5	34.4
Other liabilities	(69.4)	56.5	(4.9)
Changes in deferred revenue	(1.3)	(3.4)	(9.7)
Other, net	0.0	(0.5)	0.4
Net cashflows from operating activities	(26.0)	434.1	476.2
Cash Flows from Investing Activities
Additions to drilling units	(29.7)	(23.4)	(66.7)
Proceeds from sale of assets	0.0	0.0	16.2
Payment received from loans granted to related parties	0.0	0.0	39.4
Net cashflows from investing activities	(29.7)	(23.4)	(11.1)
Cash Flows from Financing Activities
Repayments of long term debt	(192.6)	(296.4)	(215.0)
Debt fees paid	0.0	0.0	(3.8)
Repayments of related party debt	0.0	(24.7)	(66.0)
Contingent consideration paid	(30.0)	(34.0)	(40.0)
Cash distributions	(3.3)	(55.4)	(60.1)
Repayment of shareholder loan	0.0	(6.2)	0.0
Net cashflows from financing activities	(225.9)	(416.7)	(384.9)
Effect of exchange rate changes on cash	0.0	(1.0)	0.8
Net (decrease) / increase in cash and cash equivalents	(281.6)	(7.0)	81.0
Cash and cash equivalents at beginning of the year	841.6	848.6	767.6
Cash and cash equivalents at the end of year	560.0	841.6	848.6
Supplementary disclosure of cash flow information
Interest and other financial items paid	247.6	261.3	200.3
Taxes paid	$ 50.1	$ 24.9	$ 42.9

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The cash outflow for acquisition of or capital improvements to properties held for investment (operating, managed, leased) or for use.

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The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings.

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The cash inflow associated with collection, whether partial or full, of long-term loans to a related party. Alternate caption: Proceeds from Advances to Affiliates.

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Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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