Changes in Shareholders' Equity (Notes)

9 Months Ended

Dec. 31, 2019

Changes in Shareholders' Equity [Abstract]

Stockholders' Equity Note Disclosure [Text Block]

Changes in Stockholders' Equity

Changes in Stockholders' Equity for the three and nine months ended December 31, 2019 and 2018 include the following components (amounts in thousands):

	Shares Outstanding	Common Stock		Additional Paid-In Capital			Retained Earnings		Accumulated Other Comprehensive Income (Loss)			Total Stockholders’ Equity
Balance at September 30, 2019	58,067	$	581	$	470,937		$	223,472	$	(44,073	)	$	650,917
Net income	—	—		—			16,602		—			16,602
Other comprehensive income (loss)	—	—		—			—		19,088			19,088
Cash dividends ($0.05 per share)	—	—		—			—		—			—
Issuance of shares	200	2		(1,683		)	—		—			(1,681		)
Stock-based compensation	—	—		2,387			—		—			2,387
Balance at December 31, 2019	58,267	$	583	$	471,641		$	240,074	$	(24,985	)	$	687,313

	Shares Outstanding	Common Stock		Additional Paid-In Capital			Retained Earnings			Accumulated Other Comprehensive Income (Loss)			Total Stockholders’ Equity
Balance at September 30, 2018	57,436	$	574	$	465,474		$	75,731		$	(29,208	)	$	512,571
Net income	—	—		—			40,806			—			40,806
Other comprehensive income (loss)	—	—		—			—			(9,483		)	(9,483		)
Cash dividends ($0.05 per share)	—	—		—			(2,873		)	—			(2,873		)
Issuance of shares	383	4		(4,126		)	—			—			(4,122		)
Stock-based compensation	—	—		1,534			—			—			1,534
Balance at December 31, 2018	57,819	$	578	$	462,882		$	113,664		$	(38,691	)	$	538,433

	Shares Outstanding	Common Stock		Additional Paid-In Capital			Retained Earnings			Accumulated Other Comprehensive Income (Loss)			Total Stockholders’ Equity
Balance at March 31, 2019	57,822	$	578	$	465,366		$	204,195		$	(30,724	)	$	639,415
Net income	—	—		—			41,682			—			41,682
Other comprehensive income (loss)	—	—		—			—			5,739			5,739
Cash dividends ($0.10 per share)	—	—		—			(5,803		)	—			(5,803		)
Issuance of shares	445	5		(2,983		)	—			—			(2,978		)
Stock-based compensation	—	—		9,258			—			—			9,258
Balance at December 31, 2019	58,267	$	583	$	471,641		$	240,074		$	(24,985	)	$	687,313

	Shares Outstanding	Common Stock		Additional Paid-In Capital			Retained Earnings			Accumulated Other Comprehensive Income (Loss)			Total Stockholders’ Equity
Balance at March 31, 2018	56,641	$	566	$	462,737		$	3,370		$	(2,798	)	$	463,875
Net income	—	—		—			113,167			—			113,167
Other comprehensive income (loss)	—	—		—			—			(35,893		)	(35,893		)
Cash dividends ($0.05 per share)	—	—		—			(2,873		)	—			(2,873		)
Issuance of shares	1,178	12		(9,866		)	—			—			(9,854		)
Stock-based compensation	—	—		10,011			—			—			10,011
Balance at December 31, 2018	57,819	$	578	$	462,882		$	113,664		$	(38,691	)	$	538,433