New Accounting Pronouncements - Narrative (Details)	3 Months Ended
	Mar. 31, 2019
Leases [Abstract]
Lease, Practical Expedients, Package [true false]	true
Lessee Operating Lease Option To Extend	Lease terms include options to extend or terminate the lease when it is reasonably certain that those options will be exercised.
Lessee, Operating Lease, Option to Terminate	Lease terms include options to extend or terminate the lease when it is reasonably certain that those options will be exercised.
Lessee, Operating Lease, Existence of Option to Extend [true false]	true
Lessee, Operating Lease, Existence of Option to Terminate [true false]	true