Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Total cost of shares repurchased divided by the total number of shares repurchased.

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SUBSEQUENT EVENTS (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended			1 Months Ended	0 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Mar. 13, 2015	Feb. 05, 2015
Subsequent Event [Line Items]
Shares repurchased (in shares)	1,900,000	100,000
Shares repurchased	$ 24,595	$ 1,381	$ 27,892
Shares repurchased, average price per share	$ 12.93	$ 10.54
Subsequent Event
Subsequent Event [Line Items]
Shares repurchased (in shares)				1,529,354
Shares repurchased				14,200
Shares repurchased, average price per share				$ 9.29
Modality Systems \| Subsequent Event
Subsequent Event [Line Items]
Purchase price					$ 17,500