Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Revenues:
Net premiums earned—insurance	$ 921,769		$ 915,908	[1]	$ 844,528
Services revenue	168,894		157,216	[1],[2]	77,951
Net investment income	113,466		81,537	[1]	65,655
Net gains (losses) on investments and other financial instruments	30,751		35,693	[1]	79,989
Other income	3,572		2,899		4,562
Total revenues	1,238,452		1,193,253		1,072,685
Expenses:
Provision for losses	202,788		198,585	[1]	246,083
Policy acquisition costs	23,480		22,424	[1]	24,446
Cost of services	114,174		93,715	[1]	44,679
Other operating expenses	244,896		242,405	[1]	251,209
Interest expense	81,132		91,102		90,464
Loss on induced conversion and debt extinguishment (Note 12)	(75,075)		(94,207)	[1]	0
Amortization and impairment of intangible assets	13,221		12,986	[1]	8,648
Total expenses	754,766		755,424		665,529
Pretax income from continuing operations	483,686		437,829		407,156
Income tax provision (benefit)	175,433		156,290		(852,418)
Net income from continuing operations	308,253		281,539	[1]	1,259,574
Less: Income (loss) from discontinued operations, net of tax	0		5,385	[1],[3]	(300,057)
Net income	$ 308,253		$ 286,924	[1]	$ 959,517
Earnings Per Share, Basic:
Net income (loss) from continuing operations, per basic share	$ 1.46		$ 1.41		$ 6.83
Net income (loss) from discontinued operations, per basic share	0.00		0.03		(1.63)
Net income (loss), per basic share	1.46		1.44		5.20
Earnings Per Share, Diluted:
Net income (loss) from continuing operations, per diluted share	1.37		1.20		5.44
Net income (loss) from discontinued operations and disposal of discontinued operations, net of tax, per diluted share	0.00		0.02		(1.28)
Net income (loss) per diluted share	$ 1.37	[1],[4]	$ 1.22	[1],[4]	$ 4.16
Weighted-average number of common shares outstanding—basic	211,789		199,910		184,551
Weighted-average number of common and common equivalent shares outstanding—diluted	229,258	[1]	246,332	[1]	233,902
Dividends per share	$ 0.01		$ 0.01		$ 0.01

[1] For all periods presented, reflects changes to align our segment reporting structure with recent changes in personnel reporting lines and management oversight related to contract underwriting performed on behalf of third parties. Revenue and expenses for this business are now reflected in the Services segment. As a result, for all periods presented, Services revenue and cost of services have increased, with offsetting reductions in other operating expenses.

[2] Services revenue for the first quarter of 2015 includes $0.1 million that had previously been included in other income.

[3] Radian completed the sale of Radian Asset Assurance to Assured on April 1, 2015, pursuant to the Radian Asset Assurance Stock Purchase Agreement. Until the April 1, 2015 sale date, the operating results of Radian Asset Assurance were classified as discontinued operations for all periods presented in our consolidated statements of operations. See Note 18 for additional information.

[4] Diluted net income per share is computed independently for each period presented. Consequently, the sum of the quarters may not equal the total net income per share for the year. For all calculations, the determination of whether potential common shares are dilutive or anti-dilutive is based on net income from continuing operations.