CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (in thousands) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2016	Jun. 30, 2015
Accounts Payable and Accrued Liabilities [Member]
Other Significant Noncash Transactions [Line Items]
Capital Expenditures Incurred but Not yet Paid - Instant	$ 106.7	$ 164.9