v3.4.0.3

Equity compensation plans (Tables)

3 Months Ended

Mar. 31, 2016

Equity compensation plans

Schedule of changes in outstanding LTIP notional units

				Grant Date
				Weighted-Average
		Units		Fair Value per Unit
Outstanding at December 31, 2015		1,298,401		$	2.88
Granted		1,594,954			1.81
Vested and redeemed		(697,742)			2.92
Forfeitures		(7,431)			2.71
Outstanding at March 31, 2016		2,188,182		$	2.08

X

- References

No definition available.

+ Details

Name:	us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration