Incentive Plan (Tables)

9 Months Ended

Sep. 30, 2013

Incentive Plan [Abstract]

Summary Of Stock Options

				Weighted
				Average
				Remaining	Aggregate
	Number of	Weighted		Contractual	Intrinsic
	Options	Average		Term	Value
	Granted	Exercise Price		(Years)	(000's)
Non-statutory stock options:
Outstanding, beginning of period	642,250	$	16.09
Options granted	—		—
Options forfeited	—		—
Options exercised	(57,175)		5.28
Options expired	—		—
Outstanding, end of period	585,075	$	17.15	1.98	$	1,590
Exercisable, end of period	585,075	$	17.15	1.98	$	1,590
Vested or expected  to vest, end of period	585,075	$	17.15	1.98	$	1,590

Summary Of Non-Vested Shares

		Weighted Average
	Number of	Grant Date Fair
Nonvested Shares	Shares	Value Per Share
Nonvested at beginning of period	1,986,059	$	15.10
Granted during period	1,046,281		14.35
Vested during period	(768,194)		14.70
Forfeited during period	(62,763)		14.59
Nonvested at end of period	2,201,383	$	14.91