Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2018

Accounting Policies [Abstract]

Summary of Contract Liability

The following table presents a rollforward of the Franco-Nevada contract liability balance:

	Three months ended June 30,						Six months ended June 30,
In thousands	2018			2017			2018			2017
Opening Balance	$	14,340		$	17,652		$	14,883		$	19,281
Revenue Recognized	(541		)	$	(817	)	$	(1,084	)	$	(2,446	)
Closing Balance	$	13,799		$	16,835		$	13,799		$	16,835